Sbírka 167+ Structure Of Atom Of Sodium Čerstvý

Sbírka 167+ Structure Of Atom Of Sodium Čerstvý. The electronic configuration of sodium is: 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry.

Nejlepší Sodium Electron Configuration Stock Image C029 5024 Science Photo Library

11), the most common isotope of the element sodium. It has a total of \11\ protons and \11\ electrons. The electronic configuration of sodium is:

In metals, and in many other solids, the atoms are arranged in regular arrays called crystals.

In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. It has a total of \11\ protons and \11\ electrons. The valence shell of the sodium atom is \3\. In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. 11), the most common isotope of the element sodium. A crystal lattice is a repeating pattern of mathematical points that extends throughout space. 11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell. The electronic configuration of sodium is:

The electronic configuration of sodium is:. Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\. The nucleus consists of 11 protons (red) and 12 neutrons (blue). In this video we'll look at the atomic structure, valence electrons,. The electronic configuration of sodium is: 11), the most common isotope of the element sodium. 11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell. In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. The electronic configuration of sodium is:

In metals, and in many other solids, the atoms are arranged in regular arrays called crystals... In this video we'll look at the atomic structure, valence electrons,. It has a total of \11\ protons and \11\ electrons. The valence shell of the sodium atom is \3\. A crystal lattice is a repeating pattern of mathematical points that extends throughout space. 11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell. In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. The electronic configuration of sodium is: 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry. 11), the most common isotope of the element sodium. The nucleus consists of 11 protons (red) and 12 neutrons (blue).

Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\. The electronic configuration of sodium is: It has a total of \11\ protons and \11\ electrons. 11), the most common isotope of the element sodium. 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry. In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. The nucleus consists of 11 protons (red) and 12 neutrons (blue). The valence shell of the sodium atom is \3\. Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\. In this video we'll look at the atomic structure, valence electrons,.. In this video we'll look at the atomic structure, valence electrons,.

A crystal lattice is a repeating pattern of mathematical points that extends throughout space.. 11), the most common isotope of the element sodium. A crystal lattice is a repeating pattern of mathematical points that extends throughout space. The nucleus consists of 11 protons (red) and 12 neutrons (blue). Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\. In metals, and in many other solids, the atoms are arranged in regular arrays called crystals.. In metals, and in many other solids, the atoms are arranged in regular arrays called crystals.

A crystal lattice is a repeating pattern of mathematical points that extends throughout space.. The valence shell of the sodium atom is \3\. The electronic configuration of sodium is: 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry. In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\.

The valence shell of the sodium atom is \3\.. A crystal lattice is a repeating pattern of mathematical points that extends throughout space. It has a total of \11\ protons and \11\ electrons. 11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell... Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\.

The electronic configuration of sodium is:.. 11), the most common isotope of the element sodium. A crystal lattice is a repeating pattern of mathematical points that extends throughout space... The electronic configuration of sodium is:

The nucleus consists of 11 protons (red) and 12 neutrons (blue). Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\. In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. A crystal lattice is a repeating pattern of mathematical points that extends throughout space. It has a total of \11\ protons and \11\ electrons. 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry. 11), the most common isotope of the element sodium. The nucleus consists of 11 protons (red) and 12 neutrons (blue). The valence shell of the sodium atom is \3\. The electronic configuration of sodium is: In this video we'll look at the atomic structure, valence electrons,. The valence shell of the sodium atom is \3\.

In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. The valence shell of the sodium atom is \3\. 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry. In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. 11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell. In this video we'll look at the atomic structure, valence electrons,. A crystal lattice is a repeating pattern of mathematical points that extends throughout space. 11), the most common isotope of the element sodium. The nucleus consists of 11 protons (red) and 12 neutrons (blue). Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\. It has a total of \11\ protons and \11\ electrons... The nucleus consists of 11 protons (red) and 12 neutrons (blue).

The electronic configuration of sodium is:.. 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry.. The nucleus consists of 11 protons (red) and 12 neutrons (blue).

A crystal lattice is a repeating pattern of mathematical points that extends throughout space.. 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry. 11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell. The nucleus consists of 11 protons (red) and 12 neutrons (blue). In this video we'll look at the atomic structure, valence electrons,.

In this video we'll look at the atomic structure, valence electrons,... In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. A crystal lattice is a repeating pattern of mathematical points that extends throughout space. 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry. It has a total of \11\ protons and \11\ electrons. 11), the most common isotope of the element sodium. The valence shell of the sodium atom is \3\. 11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell... 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry.

The nucleus consists of 11 protons (red) and 12 neutrons (blue). The valence shell of the sodium atom is \3\. 11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell.. The electronic configuration of sodium is:

Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\. The valence shell of the sodium atom is \3\.. 11), the most common isotope of the element sodium.

It has a total of \11\ protons and \11\ electrons. 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry. 11), the most common isotope of the element sodium. The nucleus consists of 11 protons (red) and 12 neutrons (blue). The valence shell of the sodium atom is \3\. It has a total of \11\ protons and \11\ electrons. The electronic configuration of sodium is: In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. A crystal lattice is a repeating pattern of mathematical points that extends throughout space. Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\. In this video we'll look at the atomic structure, valence electrons,. 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry.

11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell... 11), the most common isotope of the element sodium. In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. A crystal lattice is a repeating pattern of mathematical points that extends throughout space. The electronic configuration of sodium is: In this video we'll look at the atomic structure, valence electrons,. 11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell. Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\. The valence shell of the sodium atom is \3\. 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry.

11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell. The nucleus consists of 11 protons (red) and 12 neutrons (blue). 11), the most common isotope of the element sodium. Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\. In this video we'll look at the atomic structure, valence electrons,. The valence shell of the sodium atom is \3\. The electronic configuration of sodium is: A crystal lattice is a repeating pattern of mathematical points that extends throughout space. It has a total of \11\ protons and \11\ electrons. 11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell. In metals, and in many other solids, the atoms are arranged in regular arrays called crystals.. 11), the most common isotope of the element sodium.

Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\. It has a total of \11\ protons and \11\ electrons. The nucleus consists of 11 protons (red) and 12 neutrons (blue). The valence shell of the sodium atom is \3\. The electronic configuration of sodium is: A crystal lattice is a repeating pattern of mathematical points that extends throughout space. The valence shell of the sodium atom is \3\.

The valence shell of the sodium atom is \3\. It has a total of \11\ protons and \11\ electrons. In this video we'll look at the atomic structure, valence electrons,. Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\. In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. 11), the most common isotope of the element sodium. Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\.

11), the most common isotope of the element sodium. 11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell. The nucleus consists of 11 protons (red) and 12 neutrons (blue). In this video we'll look at the atomic structure, valence electrons,. The valence shell of the sodium atom is \3\... 11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell.

The valence shell of the sodium atom is \3\. In this video we'll look at the atomic structure, valence electrons,. A crystal lattice is a repeating pattern of mathematical points that extends throughout space. The nucleus consists of 11 protons (red) and 12 neutrons (blue). The valence shell of the sodium atom is \3\. In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. 11), the most common isotope of the element sodium. It has a total of \11\ protons and \11\ electrons. 11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell. 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry. Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\... In this video we'll look at the atomic structure, valence electrons,.

The nucleus consists of 11 protons (red) and 12 neutrons (blue). Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\. The valence shell of the sodium atom is \3\. A crystal lattice is a repeating pattern of mathematical points that extends throughout space. 11), the most common isotope of the element sodium. The electronic configuration of sodium is: It has a total of \11\ protons and \11\ electrons. The nucleus consists of 11 protons (red) and 12 neutrons (blue). In metals, and in many other solids, the atoms are arranged in regular arrays called crystals.. Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\.

Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\. A crystal lattice is a repeating pattern of mathematical points that extends throughout space. Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\. 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry. The nucleus consists of 11 protons (red) and 12 neutrons (blue). In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. It has a total of \11\ protons and \11\ electrons.

The nucleus consists of 11 protons (red) and 12 neutrons (blue).. The nucleus consists of 11 protons (red) and 12 neutrons (blue). Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\. 11), the most common isotope of the element sodium. The valence shell of the sodium atom is \3\. The electronic configuration of sodium is: 11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell. In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. A crystal lattice is a repeating pattern of mathematical points that extends throughout space. 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry.. Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\.

11), the most common isotope of the element sodium. A crystal lattice is a repeating pattern of mathematical points that extends throughout space. 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry. 11), the most common isotope of the element sodium. In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. The electronic configuration of sodium is: Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\. The nucleus consists of 11 protons (red) and 12 neutrons (blue). The valence shell of the sodium atom is \3\. In this video we'll look at the atomic structure, valence electrons,. It has a total of \11\ protons and \11\ electrons.

The electronic configuration of sodium is: The valence shell of the sodium atom is \3\. A crystal lattice is a repeating pattern of mathematical points that extends throughout space. In this video we'll look at the atomic structure, valence electrons,. 11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell. It has a total of \11\ protons and \11\ electrons. Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\. The electronic configuration of sodium is: In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. 11), the most common isotope of the element sodium.. 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry.

11), the most common isotope of the element sodium. The nucleus consists of 11 protons (red) and 12 neutrons (blue). 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry. A crystal lattice is a repeating pattern of mathematical points that extends throughout space. 11), the most common isotope of the element sodium. Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\. In this video we'll look at the atomic structure, valence electrons,. It has a total of \11\ protons and \11\ electrons. The electronic configuration of sodium is:

In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\. A crystal lattice is a repeating pattern of mathematical points that extends throughout space. In this video we'll look at the atomic structure, valence electrons,. 11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell. The valence shell of the sodium atom is \3\. The electronic configuration of sodium is: It has a total of \11\ protons and \11\ electrons. 11), the most common isotope of the element sodium. 11), the most common isotope of the element sodium.

Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\... 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry. It has a total of \11\ protons and \11\ electrons. In this video we'll look at the atomic structure, valence electrons,.

In this video we'll look at the atomic structure, valence electrons,. The valence shell of the sodium atom is \3\. The electronic configuration of sodium is: In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. The nucleus consists of 11 protons (red) and 12 neutrons (blue). In this video we'll look at the atomic structure, valence electrons,... 11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell.

The nucleus consists of 11 protons (red) and 12 neutrons (blue). 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry. The valence shell of the sodium atom is \3\. The electronic configuration of sodium is: In metals, and in many other solids, the atoms are arranged in regular arrays called crystals.. The valence shell of the sodium atom is \3\.

In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. 11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell. In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\. The valence shell of the sodium atom is \3\. It has a total of \11\ protons and \11\ electrons. 11), the most common isotope of the element sodium. In this video we'll look at the atomic structure, valence electrons,. The nucleus consists of 11 protons (red) and 12 neutrons (blue). 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry... The nucleus consists of 11 protons (red) and 12 neutrons (blue).

In this video we'll look at the atomic structure, valence electrons,. 11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell. A crystal lattice is a repeating pattern of mathematical points that extends throughout space. The valence shell of the sodium atom is \3\. In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. 11), the most common isotope of the element sodium... 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry.

The nucleus consists of 11 protons (red) and 12 neutrons (blue). A crystal lattice is a repeating pattern of mathematical points that extends throughout space. In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. The valence shell of the sodium atom is \3\. 11), the most common isotope of the element sodium. The nucleus consists of 11 protons (red) and 12 neutrons (blue). It has a total of \11\ protons and \11\ electrons. The electronic configuration of sodium is: 11), the most common isotope of the element sodium.

The electronic configuration of sodium is:.. 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry. The nucleus consists of 11 protons (red) and 12 neutrons (blue). In this video we'll look at the atomic structure, valence electrons,. 11), the most common isotope of the element sodium. The valence shell of the sodium atom is \3\. A crystal lattice is a repeating pattern of mathematical points that extends throughout space. In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. 11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell. The electronic configuration of sodium is:.. 11), the most common isotope of the element sodium.

The nucleus consists of 11 protons (red) and 12 neutrons (blue)... It has a total of \11\ protons and \11\ electrons. A crystal lattice is a repeating pattern of mathematical points that extends throughout space. 11), the most common isotope of the element sodium. Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\. The nucleus consists of 11 protons (red) and 12 neutrons (blue). In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. 11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell. 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry.. The electronic configuration of sodium is:

In metals, and in many other solids, the atoms are arranged in regular arrays called crystals... 11), the most common isotope of the element sodium. The nucleus consists of 11 protons (red) and 12 neutrons (blue). A crystal lattice is a repeating pattern of mathematical points that extends throughout space. 11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell. The electronic configuration of sodium is:. The electronic configuration of sodium is:

It has a total of \11\ protons and \11\ electrons... 11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell. The valence shell of the sodium atom is \3\. A crystal lattice is a repeating pattern of mathematical points that extends throughout space. 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry. Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\. The nucleus consists of 11 protons (red) and 12 neutrons (blue).. A crystal lattice is a repeating pattern of mathematical points that extends throughout space.

A crystal lattice is a repeating pattern of mathematical points that extends throughout space... The electronic configuration of sodium is: A crystal lattice is a repeating pattern of mathematical points that extends throughout space. The nucleus consists of 11 protons (red) and 12 neutrons (blue). Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\. The nucleus consists of 11 protons (red) and 12 neutrons (blue).

11), the most common isotope of the element sodium... In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. The nucleus consists of 11 protons (red) and 12 neutrons (blue). The valence shell of the sodium atom is \3\. 11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell. It has a total of \11\ protons and \11\ electrons.. The nucleus consists of 11 protons (red) and 12 neutrons (blue).

The valence shell of the sodium atom is \3\. 11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell. In this video we'll look at the atomic structure, valence electrons,. Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\. 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry. The electronic configuration of sodium is: It has a total of \11\ protons and \11\ electrons.. Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\.

In this video we'll look at the atomic structure, valence electrons,.. The nucleus consists of 11 protons (red) and 12 neutrons (blue). In this video we'll look at the atomic structure, valence electrons,. 11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell. 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry. Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\. It has a total of \11\ protons and \11\ electrons... 11), the most common isotope of the element sodium.

The electronic configuration of sodium is: The electronic configuration of sodium is: 11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell. In this video we'll look at the atomic structure, valence electrons,... A crystal lattice is a repeating pattern of mathematical points that extends throughout space.

It has a total of \11\ protons and \11\ electrons. The valence shell of the sodium atom is \3\. A crystal lattice is a repeating pattern of mathematical points that extends throughout space... Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\.

In metals, and in many other solids, the atoms are arranged in regular arrays called crystals.. It has a total of \11\ protons and \11\ electrons... Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\.

The electronic configuration of sodium is: 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry. The valence shell of the sodium atom is \3\.

11), the most common isotope of the element sodium. 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry. 11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell. In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. The valence shell of the sodium atom is \3\. Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\. A crystal lattice is a repeating pattern of mathematical points that extends throughout space. The electronic configuration of sodium is:

15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry. In this video we'll look at the atomic structure, valence electrons,. The electronic configuration of sodium is: 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry.

The valence shell of the sodium atom is \3\. .. The valence shell of the sodium atom is \3\.

In this video we'll look at the atomic structure, valence electrons,. Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\. The electronic configuration of sodium is: 11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell. The nucleus consists of 11 protons (red) and 12 neutrons (blue). 11), the most common isotope of the element sodium. It has a total of \11\ protons and \11\ electrons. 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry. 11 electrons (green) bind to the nucleus, with a single, relatively unstable electron in the outer shell.

The nucleus consists of 11 protons (red) and 12 neutrons (blue). Sodium is an atom in the periodic table with atomic number \11\ and mass number\23\. A crystal lattice is a repeating pattern of mathematical points that extends throughout space. In this video we'll look at the atomic structure, valence electrons,. The valence shell of the sodium atom is \3\. 15/10/2020 · the sodium atom (na) is commonly used for examples and practice problems in chemistry. It has a total of \11\ protons and \11\ electrons. 11), the most common isotope of the element sodium. The valence shell of the sodium atom is \3\.