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# Atomic Structure of Magnesium

## All Metals

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Atomic Properties of Magnesium </>
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Atomic Number
12
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📊
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89
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Electron Configuration
[Ne] 3s2
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Crystal Structure
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Hexagonal Close Packed (HCP)
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📊
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Crystal Lattice
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Atom of Magnesium
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Number of Protons
12
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📊
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88
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Number of Neutrons
12
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📊
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67
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Number of Electrons
12
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📊
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88
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160.00 pm
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📊
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27
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141.00 pm
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📊
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43
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173.00 pm
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📊
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37
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Atomic Weight
24.31 amu
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📊
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83
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Atomic Volume
13.97 cm3/mol
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📊
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37
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Previous Element
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Next Element
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Valence Electron Potential
40.00 (-eV)
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📊
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47
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Lattice Constant
320.94 pm
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📊
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54
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Lattice Angles
π/2, π/2, 2 π/3
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Lattice C/A Ratio
Not Available
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## Magnesium Atomic Structure

Magnesium atomic structure provides properties of its atom. Atomic structure of Magnesium includes atomic number, atomic weight, electron configuration, atomic radius, etc. The atom or the nucleus of this metal consists of 12 protons, 12 neutrons and 12 electrons. Apart from the atomic structure of Magnesium, you can find amazing information and interesting Facts About Magnesium. The lattice constant and lattice Angles, refers to the physical dimension of its unit cells. 3D lattices generally have three lattice constants which are commonly referred as a, b, and c and their respective values are π/2, π/2, 2 π/3 and its constat's value is 320.94 pm.

## Magnesium Atomic Number

The atomic number of Magnesium is 12. Magnesium atomic number signifies the total number of protons or electrons present inside its atom. Under normal conditions, the number of electrons and protons are equal, making the net charge of an atom return to zero. Atomic structure of Magnesium depends upon the total number of electrons, neutrons and protons present in its nucleus. Atomic number largely determines the atomic size, electronegativity, valency and other such factors. Atomic weight is the weight of the atom as whole, the weight corresponding to all the atomic particles. The atomic weight of Magnesium is 24.31 amu whereas its volume is 13.97 cm3/mol. Atomic radius of Magnesium is 160.00 pm and its covalent radius is 141.00 pm.

## Magnesium Electron Configuration

Magnesium electron configuration explains the electron distribution in different orbits of the atom. The electron configuration plays a significant role in determining the position of Magnesium In Periodic Table. The electron configuration of Magnesium is [Ne] 3s2. The value of valence electron potential of this element is 40.00 (-eV). It is calculated using (-eV)= kn/r equation.

### Crystal Structure of Magnesium

Crystal structure of Magnesium plays an important role in determining the other Physical Properties of Magnesium. Its crystal structure shows the unique arrangement of atoms inside a crystal which helps in deconding the atomic structure of Magnesium metal. Magnesium crystal structure is Hexagonal Close Packed (HCP). The hexagonal crystal system consists of the 7 point groups such that all their space groups have the hexagonal lattice as underlying lattice. The hexagonal crystal family consists of the 12 point groups such that at least one of their space groups has the hexagonal lattice as underlying lattice, and is the union of the hexagonal crystal system and the trigonal crystal All these atomic properties of Magnesium are related to its atomic structure.