lithium

3. Lithium

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   Details of Lithium 

Latin name:

Lithium

English Name:

Lithium

Year discovered:

1817

CAS Number:

CAS7439-93-2

Discovered by:

Johan August Arfwedson

Electron shell:

K2 L1 M0 N0 O0 P0 Q0 R0

Electrons:3

Protons:3

Neutrons:4

Image

Image source - Google | Photo by image of elements 

Atomic number:

3

Atomic weight (Relative atomic mass):

6.941(g/mol)

Density:

0.534 (g/cm³) (g/cm³)

Melting point:

180.5°C   =   356.9°F   =   453.65K

Boiling point:

1342.0°C   =   2447.6°F   =   1615.15K

Phase:

Solid

Valence:

I

Period:

2

Block:

s - block

Electron configuration:

[He]2s1

1s2 2s1

Oxidation states:

+1

Ion charge:

Li+

The ionisation potential of an atom:

5.37 (eV)

Atomic radius:

145 (pm)

Covalent radius:

134 (pm)

Van der Waals radius:

182 (pm)

Electronegativity:

0.98

Lithium:

Valence:

I

Electron affinity:

59.6 (kJ/mole)

Electrical conductivity:

1.1 ⋅ 107 (S/m)

Electrical type:

Conductor

Magnetic type:

Paramagnetism

Volume magnetic susceptibility:

0.000000337

Mass magnetic susceptibility:

0.0000000063

Molar magnetic susceptibility:

1.78 ⋅ 10-10 (m³/mol)

Resistivity:

9.4 ⋅ 10-8 (mΩ)

Crystal structure:

Body-centered cubic

Grid parameters:

3.490 Å

Attitude c/a :

----

Lithium:

Debye temperature:

126.85°C   =   260.33°F   =   400.0K