Latin name:
Natrium
English name:
Sodium
Year discovered:
1807
CAS Number:
CAS7440-23-5
Discovered by:
Humphry Davy
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Electron shell:
K2 L8 M1 N0 O0 P0 Q0 R0
Electrons:11
Protons:11
Neutrons:12
Atomic number:
11
Atomic weight (Relative atomic mass):
22.9897(g/mol)
Density:
0.971 (g/cm³) (g/cm³)
Melting point:
97.8°C = 208.04°F = 370.95K
Boiling point:
882.94°C = 1621.29°F = 1156.09K
Phase:
Solid
Valence:
I
Period:
3
Group:
IA
Block:
s - block
Electron configuration:
[Ne]3s1s2 2s2 2p6 3s1
Oxidation states:
+1
Ion charge:
Na+
The ionisation potential of an atom: 5.12 (eV) Atomic radius: 190 (pm) Covalent radius: 154 (pm)
Van der Waals radius:
227 (pm)
Electronegativity:
0.93
Valence:
I
Electron affinity:
52.8 (kJ/mole)
Electrical type:
Conductor
Magnetic type:
Paramagnetism
Volume magnetic susceptibility:
0.0000062
Mass magnetic susceptibility:
0.0000000064
Crystal structure:
Body-centered cubic
Grid parameters:
4.2820 Å
Attitude c/a :
----
Debye temperature:
-123.15°C = -189.67°F = 150.0K
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