Symbol
Li
Group Number
1
Rank: 17 (Overall)
0
17
👆🏻
Period Number
2
Rank: 6 (Overall)
2
7
👆🏻
Block
s block
Element Family
Alkali
CAS Number
7439932
Rank: 85 (Overall)
7429905
54386242
👆🏻
Space Group Name
Im_ 3m
Space Group Number
229.00
Rank: 2 (Overall)
11
276
👆🏻
Interesting Facts
- Heat capacity of Lithium is very high.
- Lithium inflammable and highly explosive metal, hence it has to be stored properly.
Sources
Found in Minerals, Mining
History
Who Discovered
Johan August Arfwedson
Discovery
In 1817
Abundance
Abundance In Universe
0.00 %
Rank: 19 (Overall)
0
0.11
👆🏻
Abundance In Sun
0.00 %
Rank: 11 (Overall)
0
0.1
👆🏻
Abundance In Meteorites
0.00 %
Rank: 22 (Overall)
0
22
👆🏻
Abundance In Earth's Crust
0.00 %
Rank: 44 (Overall)
1E-37
8.1
👆🏻
Abundance In Oceans
0.00 %
Rank: 15 (Overall)
0
1.1
👆🏻
Abundance In Humans
0.00 %
Rank: 19 (Overall)
0
1.4
👆🏻
Uses & Benefits
- The main usage of Lithium is manufacturing rechargeable batteries for electronic equipment and gadgets.
- it is also used in manufacturing non-rechargeable batteries.
Industrial Uses
Aerospace Industry, Electrical Industry, Electronic Industry
Medical Uses
-
Other Uses
Alloys
Biological Properties
Toxicity
-
Present in Human Body
✔
✘
76% - Alkali Metals Metals have it !
In Blood
0.00 Blood/mg dm-3
Rank: 27 (Overall)
0
1970
👆🏻
In Bone
1.30 p.p.m.
Rank: 18 (Overall)
0
170000
👆🏻
Melting Point
180.54 °C
Rank: 73 (Overall)
-38.83
3410
👆🏻
Boiling Point
1,347.00 °C
Rank: 64 (Overall)
0
5660
👆🏻
Appearance
Physical State
Solid
Color
Silvery White
Luster
-
Hardness
Mohs Hardness
0.60
Rank: 23 (Overall)
0.2
8.5
👆🏻
Brinell Hardness
5.00 MPa
Rank: 67 (Overall)
0.14
3490
👆🏻
Vickers Hardness
5.30 MPa
Rank: 69 (Overall)
0
3920
👆🏻
Speed of Sound
6,000.00 m/s
Rank: 6 (Overall)
818
16200
👆🏻
Optical Properties
Refractive Index
1.35
Rank: 41 (Overall)
0.155
3.41
👆🏻
Reflectivity
95.00 %
Rank: 2 (Overall)
5
97
👆🏻
Allotropes
✔
✘
8% - Alkali Metals Metals
α Allotropes
-
β Allotropes
-
γ Allotropes
-
Chemical Formula
Li
Isotopes
Known Isotopes
8
Rank: 30 (Overall)
0
38
👆🏻
Electronegativity
Pauling Electronegativity
0.98
Rank: 47 (Overall)
0
2.6
👆🏻
Sanderson Electronegativity
0.89
Rank: 45 (Overall)
0.22
2.56
👆🏻
Allred Rochow Electronegativity
0.97
Rank: 39 (Overall)
0.86
1.9
👆🏻
Mulliken-Jaffe Electronegativity
0.97
Rank: 47 (Overall)
0.62
2.48
👆🏻
Allen Electronegativity
0.91
Rank: 58 (Overall)
0.659
2.7
👆🏻
Electropositivity
Pauling Electropositivity
3.02
Rank: 8 (Overall)
1.46
3.3
👆🏻
Ionization Energies
1st Energy Level
520.20 kJ/mol
Rank: 81 (Overall)
375.7
26130
👆🏻
2nd Energy Level
7,298.10 kJ/mol
Rank: 3 (Overall)
392.8
28750
👆🏻
3rd Energy Level
11,815.00 kJ/mol
Rank: 4 (Overall)
392.8
34230
👆🏻
4th Energy Level
520.20 kJ/mol
Rank: 84 (Overall)
375.7
37066
👆🏻
5th Energy Level
5,200.00 kJ/mol
Rank: 70 (Overall)
392
97510
👆🏻
6th Energy Level
5,200.00 kJ/mol
Rank: 84 (Overall)
1007
105800
👆🏻
7th Energy level
5,202.00 kJ/mol
Rank: 76 (Overall)
1007
114300
👆🏻
8th Energy Level
730.00 kJ/mol
Rank: 85 (Overall)
730
125300
👆🏻
9th Energy Level
5,200.00 kJ/mol
Rank: 74 (Overall)
1007
134700
👆🏻
10th Energy Level
520.00 kJ/mol
Rank: 80 (Overall)
392
144300
👆🏻
11th Energy Level
5,202.00 kJ/mol
Rank: 77 (Overall)
392
169988
👆🏻
12th Energy Level
5,200.00 kJ/mol
Rank: 80 (Overall)
0
189368
👆🏻
13th Energy Level
5,200.00 kJ/mol
Rank: 70 (Overall)
1007
76015
👆🏻
14th Energy Level
520.20 kJ/mol
Rank: 89 (Overall)
380
86450
👆🏻
15th Energy Level
52,000.00 kJ/mol
Rank: 70 (Overall)
33000
100700
👆🏻
16th Energy Level
52,000.00 kJ/mol
Rank: 56 (Overall)
375.7
109480
👆🏻
17th Energy Level
520.20 kJ/mol
Rank: 85 (Overall)
375.7
122200
👆🏻
18th Energy Level
520.00 kJ/mol
Rank: 87 (Overall)
0
134810
👆🏻
19th Energy Level
520.20 kJ/mol
Rank: 84 (Overall)
375.7
148700
👆🏻
20th Energy Level
520.00 kJ/mol
Rank: 74 (Overall)
0
171200
👆🏻
21st Energy Level
520.20 kJ/mol
Rank: 84 (Overall)
375.7
179100
👆🏻
22nd Energy Level
520.00 kJ/mol
Rank: 68 (Overall)
330
184900
👆🏻
23rd Energy Level
520.20 kJ/mol
Rank: 80 (Overall)
357.6
198800
👆🏻
24th Energy Level
520.20 kJ/mol
Rank: 80 (Overall)
297.3
195200
👆🏻
25th Energy Level
520.00 kJ/mol
Rank: 72 (Overall)
0
121900
👆🏻
26th Energy Level
520.20 kJ/mol
Rank: 80 (Overall)
357.6
127700
👆🏻
27th Energy Level
520.20 kJ/mol
Rank: 75 (Overall)
0
133800
👆🏻
28th Energy Level
520.20 kJ/mol
Rank: 78 (Overall)
297.3
139800
👆🏻
29th Energy Level
520.20 kJ/mol
Rank: 81 (Overall)
0
148100
👆🏻
30th Energy Level
520.00 kJ/mol
Rank: 75 (Overall)
0
154500
👆🏻
Electrochemical Equivalent
0.26 g/amp-hr
Rank: 79 (Overall)
0.16812
8.3209
👆🏻
Electron Work Function
2.90 eV
Rank: 48 (Overall)
2.14
6
👆🏻
Other Chemical Properties
Corrosion, Flammable, Ionization, Radioactive Isotopes
Atomic Number
3
Rank: 92 (Overall)
3
117
👆🏻
Electron Configuration
[He] 2s1
Crystal Structure
Body Centered Cubic (BCC)
Crystal Lattice
Atom
Number of Protons
3
Rank: 91 (Overall)
3
117
👆🏻
Number of Neutrons
4
Rank: 69 (Overall)
4
285
👆🏻
Number of Electrons
3
Rank: 91 (Overall)
3
117
👆🏻
Radius of an Atom
Atomic Radius
152.00 pm
Rank: 33 (Overall)
0
348
👆🏻
Covalent Radius
128.00 pm
Rank: 52 (Overall)
0
260
👆🏻
Van der Waals Radius
182.00 pm
Rank: 42 (Overall)
0
348
👆🏻
Atomic Weight
6.94 amu
Rank: 86 (Overall)
6.94
294
👆🏻
Atomic Volume
13.10 cm3/mol
Rank: 57 (Overall)
1.39
71.07
👆🏻
Adjacent Atomic Numbers
Previous Element
Next Element
Valence Electron Potential
19.00 (-eV)
Rank: 63 (Overall)
0
392.42
👆🏻
Lattice Constant
351.00 pm
Rank: 46 (Overall)
0
891.25
👆🏻
Lattice Angles
π/2, π/2, π/2
Lattice C/A Ratio
1.62
Rank: 16 (Overall)
0.423
1.9
👆🏻
Density
Density At Room Temperature
0.53 g/cm3
Rank: 89 (Overall)
0.534
40.7
👆🏻
Density When Liquid (at m.p.)
0.51 g/cm3
Rank: 90 (Overall)
0.512
41
👆🏻
Tensile Strength
60.00 MPa
Rank: 35 (Overall)
0.1
11000
👆🏻
Viscosity
0.00
Rank: 10 (Overall)
1.5E-05
0.0035
👆🏻
Vapor Pressure
Vapor Pressure at 1000 K
109.00 (Pa)
Rank: 2 (Overall)
0
121
👆🏻
Vapor Pressure at 2000 K
0.00 (Pa)
Rank: 30 (Overall)
0
774
👆🏻
Elasticity properties
Shear Modulus
4.20 GPa
Rank: 61 (Overall)
1.3
222
👆🏻
Bulk Modulus
11.00 GPa
Rank: 58 (Overall)
0
462
👆🏻
Young's Modulus
4.90 GPa
Rank: 70 (Overall)
0
528
👆🏻
Poisson Ratio
0.36
Rank: 8 (Overall)
0.032
0.47
👆🏻
Other Mechanical Properties
-
Magnetic Characteristics
Specific Gravity
0.53
Rank: 87 (Overall)
0.53
4500
👆🏻
Magnetic Ordering
Paramagnetic
Permeability
0.00 H/m
Rank: 11 (Overall)
1.25643E-06
0.0063
👆🏻
Susceptibility
0.00
Rank: 16 (Overall)
-0.000166
200000
👆🏻
Electrical Properties
Electrical Property
Conductor
Resistivity
92.80 nΩ·m
Rank: 33 (Overall)
0.1
961
👆🏻
Electrical Conductivity
0.11 106/cm Ω
Rank: 22 (Overall)
0
0.63
👆🏻
Electron Affinity
59.60 kJ/mol
Rank: 20 (Overall)
0
222.8
👆🏻
Specific Heat
3.60 J/(kg K)
Rank: 1 (Overall)
0.1
3.6
👆🏻
Molar Heat Capacity
24.86 J/mol·K
Rank: 57 (Overall)
13.1
62.7
👆🏻
Thermal Conductivity
84.80 W/m·K
Rank: 20 (Overall)
0
429
👆🏻
Critical Temperature
3,223.00 K
Rank: 5 (Overall)
26.3
3695
👆🏻
Thermal Expansion
46.00 µm/(m·K)
Rank: 7 (Overall)
4.5
97
👆🏻
Enthalpy
Enthalpy of Vaporization
134.70 kJ/mol
Rank: 72 (Overall)
7.32
799.1
👆🏻
Enthalpy of Fusion
3.00 kJ/mol
Rank: 64 (Overall)
2.1
35.23
👆🏻
Enthalpy of Atomization
160.70 kJ/mol
Rank: 64 (Overall)
61.5
837
👆🏻
Standard Molar Entropy
29.10 J/mol.K
Rank: 68 (Overall)
9.5
198.1
👆🏻