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Calcium
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Atomic Structure of Calcium
Calcium
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Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
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Atomic
Atomic Number
20
Rank: 86 (Overall)
3
117
👆🏻
Electron Configuration
[Ar] 4s
2
Crystal Structure
Face Centered Cubic (FCC)
Crystal Lattice
Atom
Number of Protons
20
Rank: 85 (Overall)
3
117
👆🏻
Number of Neutrons
20
Rank: 65 (Overall)
4
285
👆🏻
Number of Electrons
20
Rank: 85 (Overall)
3
117
👆🏻
Radius of an Atom
Atomic Radius
197.00 pm
Rank: 8 (Overall)
0
348
👆🏻
Covalent Radius
176.00 pm
Rank: 24 (Overall)
0
260
👆🏻
Van der Waals Radius
231.00 pm
Rank: 23 (Overall)
0
348
👆🏻
Atomic Weight
40.08 amu
Rank: 80 (Overall)
6.94
294
👆🏻
Atomic Volume
29.90 cm3/mol
Rank: 10 (Overall)
1.39
71.07
👆🏻
Adjacent Atomic Numbers
Previous Element
Next Element
Valence Electron Potential
29.00 (-eV)
Rank: 55 (Overall)
0
392.42
👆🏻
Lattice Constant
558.84 pm
Rank: 10 (Overall)
0
891.25
👆🏻
Lattice Angles
π/2, π/2, π/2
Lattice C/A Ratio
1.55
Rank: 46 (Overall)
0.423
1.9
👆🏻
Alkali Metals
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Neodymium
Gadolinium
Aluminium
Lead
Lithium
Platinum
» More Alkali Metals
Compare Alkali Metals
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Neodymium vs Lithium
Neodymium vs Platinum
Neodymium vs Beryllium
» More Compare Alkali Metals
Alkali Metals
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Beryllium
Periodic ...
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Physical
Radium
Periodic ...
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Uses
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Physical
Barium
Periodic ...
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Facts
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Uses
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Physical
Compare Alkali Metals
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Gadolinium vs Neodymium
Periodic ...
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Uses
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Physical
Aluminium vs Neodymium
Periodic ...
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Facts
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Uses
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Physical
Lead vs Neodymium
Periodic ...
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Facts
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Uses
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Physical