Periodic Table
Symbol
-
Group Number
1
Rank: 17 (Overall)
0
17
👆🏻
Period Number
3
Rank: 5 (Overall)
2
7
👆🏻
Block
s block
Element Family
Alkali
CAS Number
7440235
Rank: 57 (Overall)
7429905
54386242
👆🏻
Space Group Name
Im_ 3m
Space Group Number
229.00
Rank: 2 (Overall)
11
276
👆🏻
Facts
Interesting Facts
- At room temperature Sodium metal is very soft as it can be chopped down into pieces with butter knife.
- The most common compound of Sodium is NaCl (Salt).
Sources
By Electrolysis Process, Mining
History
Who Discovered
Humphry Davy
Discovery
In 1807
Abundance
Abundance In Universe
0.00 %
Rank: 7 (Overall)
0
0.11
👆🏻
Abundance In Sun
0.00 %
Rank: 6 (Overall)
0
0.1
👆🏻
Abundance In Meteorites
0.55 %
Rank: 6 (Overall)
0
22
👆🏻
Abundance In Earth's Crust
2.30 %
Rank: 5 (Overall)
1E-37
8.1
👆🏻
Abundance In Oceans
1.10 %
Rank: 1 (Overall)
0
1.1
👆🏻
Abundance In Humans
0.14 %
Rank: 4 (Overall)
0
1.4
👆🏻
Uses
Uses & Benefits
- In some nuclear reactors sodium is used as a heat exchanger.
- Compound of Sodium metals called Salt (Sodium chloride) is used in Food.
Industrial Uses
Electrical Industry, Electronic Industry
Medical Uses
Pharmaceutical Industry
Other Uses
Alloys
Biological Properties
Toxicity
Toxic
Present in Human Body
✔
✘
76% - Alkali Metals Metals have it !
In Blood
1,970.00 Blood/mg dm-3
Rank: 1 (Overall)
0
1970
👆🏻
In Bone
10,000.00 p.p.m.
Rank: 2 (Overall)
0
170000
👆🏻
Physical
Melting Point
97.72 °C
Rank: 75 (Overall)
-38.83
3410
👆🏻
Boiling Point
883.00 °C
Rank: 73 (Overall)
0
5660
👆🏻
Appearance
Physical State
Solid
Color
Silvery White
Luster
Metallic
Hardness
Mohs Hardness
0.50
Rank: 24 (Overall)
0.2
8.5
👆🏻
Brinell Hardness
0.69 MPa
Rank: 68 (Overall)
0.14
3490
👆🏻
Vickers Hardness
0.69 MPa
Rank: 70 (Overall)
0
3920
👆🏻
Speed of Sound
3,200.00 m/s
Rank: 35 (Overall)
818
16200
👆🏻
Optical Properties
Refractive Index
1.33
Rank: 42 (Overall)
0.155
3.41
👆🏻
Reflectivity
53.00 %
Rank: 28 (Overall)
5
97
👆🏻
Allotropes
✔
✘
8% - Alkali Metals Metals
α Allotropes
-
β Allotropes
-
γ Allotropes
-
Chemical
Chemical Formula
-
Isotopes
Known Isotopes
17
Rank: 22 (Overall)
0
38
👆🏻
Electronegativity
Pauling Electronegativity
0.93
Rank: 49 (Overall)
0
2.6
👆🏻
Sanderson Electronegativity
0.56
Rank: 50 (Overall)
0.22
2.56
👆🏻
Allred Rochow Electronegativity
1.01
Rank: 36 (Overall)
0.86
1.9
👆🏻
Mulliken-Jaffe Electronegativity
0.91
Rank: 49 (Overall)
0.62
2.48
👆🏻
Allen Electronegativity
0.87
Rank: 62 (Overall)
0.659
2.7
👆🏻
Electropositivity
Pauling Electropositivity
3.07
Rank: 6 (Overall)
1.46
3.3
👆🏻
Ionization Energies
1st Energy Level
495.80 kJ/mol
Rank: 85 (Overall)
375.7
26130
👆🏻
2nd Energy Level
4,562.00 kJ/mol
Rank: 4 (Overall)
392.8
28750
👆🏻
3rd Energy Level
6,910.30 kJ/mol
Rank: 6 (Overall)
392.8
34230
👆🏻
4th Energy Level
9,543.00 kJ/mol
Rank: 5 (Overall)
375.7
37066
👆🏻
5th Energy Level
13,354.00 kJ/mol
Rank: 4 (Overall)
392
97510
👆🏻
6th Energy Level
16,613.00 kJ/mol
Rank: 4 (Overall)
1007
105800
👆🏻
7th Energy level
20,117.00 kJ/mol
Rank: 4 (Overall)
1007
114300
👆🏻
8th Energy Level
25,496.00 kJ/mol
Rank: 4 (Overall)
730
125300
👆🏻
9th Energy Level
28,932.00 kJ/mol
Rank: 4 (Overall)
1007
134700
👆🏻
10th Energy Level
141,362.00 kJ/mol
Rank: 2 (Overall)
392
144300
👆🏻
11th Energy Level
159,076.00 kJ/mol
Rank: 2 (Overall)
392
169988
👆🏻
12th Energy Level
4,950.00 kJ/mol
Rank: 83 (Overall)
0
189368
👆🏻
13th Energy Level
4,950.00 kJ/mol
Rank: 74 (Overall)
1007
76015
👆🏻
14th Energy Level
495.80 kJ/mol
Rank: 90 (Overall)
380
86450
👆🏻
15th Energy Level
49,500.00 kJ/mol
Rank: 74 (Overall)
33000
100700
👆🏻
16th Energy Level
49,500.00 kJ/mol
Rank: 61 (Overall)
375.7
109480
👆🏻
17th Energy Level
495.80 kJ/mol
Rank: 89 (Overall)
375.7
122200
👆🏻
18th Energy Level
4,960.00 kJ/mol
Rank: 74 (Overall)
0
134810
👆🏻
19th Energy Level
495.80 kJ/mol
Rank: 88 (Overall)
375.7
148700
👆🏻
20th Energy Level
496.00 kJ/mol
Rank: 78 (Overall)
0
171200
👆🏻
21st Energy Level
495.80 kJ/mol
Rank: 87 (Overall)
375.7
179100
👆🏻
22nd Energy Level
495.00 kJ/mol
Rank: 72 (Overall)
330
184900
👆🏻
23rd Energy Level
495.80 kJ/mol
Rank: 83 (Overall)
357.6
198800
👆🏻
24th Energy Level
495.80 kJ/mol
Rank: 84 (Overall)
297.3
195200
👆🏻
25th Energy Level
496.00 kJ/mol
Rank: 76 (Overall)
0
121900
👆🏻
26th Energy Level
495.80 kJ/mol
Rank: 84 (Overall)
357.6
127700
👆🏻
27th Energy Level
495.80 kJ/mol
Rank: 79 (Overall)
0
133800
👆🏻
28th Energy Level
495.80 kJ/mol
Rank: 82 (Overall)
297.3
139800
👆🏻
29th Energy Level
495.80 kJ/mol
Rank: 85 (Overall)
0
148100
👆🏻
30th Energy Level
495.80 kJ/mol
Rank: 79 (Overall)
0
154500
👆🏻
Electrochemical Equivalent
0.86 g/amp-hr
Rank: 66 (Overall)
0.16812
8.3209
👆🏻
Electron Work Function
2.75 eV
Rank: 51 (Overall)
2.14
6
👆🏻
Other Chemical Properties
Chemical Stability, Corrosion, Flammability, Ionization, Solubility
Atomic
Atomic Number
11
Rank: 90 (Overall)
3
117
👆🏻
Electron Configuration
[Ne] 3s1
Crystal Structure
Body Centered Cubic (BCC)
Crystal Lattice
Atom
Number of Protons
11
Rank: 89 (Overall)
3
117
👆🏻
Number of Neutrons
12
Rank: 67 (Overall)
4
285
👆🏻
Number of Electrons
11
Rank: 89 (Overall)
3
117
👆🏻
Radius of an Atom
Atomic Radius
186.00 pm
Rank: 11 (Overall)
0
348
👆🏻
Covalent Radius
166.00 pm
Rank: 29 (Overall)
0
260
👆🏻
Van der Waals Radius
227.00 pm
Rank: 26 (Overall)
0
348
👆🏻
Atomic Weight
22.99 amu
Rank: 84 (Overall)
6.94
294
👆🏻
Atomic Volume
23.70 cm3/mol
Rank: 14 (Overall)
1.39
71.07
👆🏻
Adjacent Atomic Numbers
Previous Element
Next Element
Valence Electron Potential
14.10 (-eV)
Rank: 64 (Overall)
0
392.42
👆🏻
Lattice Constant
429.06 pm
Rank: 22 (Overall)
0
891.25
👆🏻
Lattice Angles
π/2, π/2, π/2
Lattice C/A Ratio
1.01
Rank: 63 (Overall)
0.423
1.9
👆🏻
Mechanical
Density
Density At Room Temperature
0.97 g/cm3
Rank: 87 (Overall)
0.534
40.7
👆🏻
Density When Liquid (at m.p.)
0.93 g/cm3
Rank: 88 (Overall)
0.512
41
👆🏻
Tensile Strength
10.00 MPa
Rank: 50 (Overall)
0.1
11000
👆🏻
Viscosity
0.00
Rank: 5 (Overall)
1.5E-05
0.0035
👆🏻
Vapor Pressure
Vapor Pressure at 1000 K
0.00 (Pa)
Rank: 37 (Overall)
0
121
👆🏻
Vapor Pressure at 2000 K
0.00 (Pa)
Rank: 41 (Overall)
0
774
👆🏻
Elasticity properties
Shear Modulus
3.30 GPa
Rank: 63 (Overall)
1.3
222
👆🏻
Bulk Modulus
6.30 GPa
Rank: 62 (Overall)
0
462
👆🏻
Young's Modulus
10.00 GPa
Rank: 67 (Overall)
0
528
👆🏻
Poisson Ratio
0.37
Rank: 7 (Overall)
0.032
0.47
👆🏻
Other Mechanical Properties
-
Magnetic
Magnetic Characteristics
Specific Gravity
0.97
Rank: 84 (Overall)
0.53
4500
👆🏻
Magnetic Ordering
Paramagnetic
Permeability
0.00 H/m
Rank: 6 (Overall)
1.25643E-06
0.0063
👆🏻
Susceptibility
0.00
Rank: 24 (Overall)
-0.000166
200000
👆🏻
Electrical Properties
Electrical Property
Conductor
Resistivity
47.70 nΩ·m
Rank: 43 (Overall)
0.1
961
👆🏻
Electrical Conductivity
0.21 106/cm Ω
Rank: 9 (Overall)
0
0.63
👆🏻
Electron Affinity
52.80 kJ/mol
Rank: 24 (Overall)
0
222.8
👆🏻
Thermal
Specific Heat
1.23 J/(kg K)
Rank: 3 (Overall)
0.1
3.6
👆🏻
Molar Heat Capacity
28.23 J/mol·K
Rank: 13 (Overall)
13.1
62.7
👆🏻
Thermal Conductivity
142.00 W/m·K
Rank: 11 (Overall)
0
429
👆🏻
Critical Temperature
2,573.00 K
Rank: 10 (Overall)
26.3
3695
👆🏻
Thermal Expansion
71.00 µm/(m·K)
Rank: 4 (Overall)
4.5
97
👆🏻
Enthalpy
Enthalpy of Vaporization
89.04 kJ/mol
Rank: 80 (Overall)
7.32
799.1
👆🏻
Enthalpy of Fusion
2.59 kJ/mol
Rank: 66 (Overall)
2.1
35.23
👆🏻
Enthalpy of Atomization
108.40 kJ/mol
Rank: 69 (Overall)
61.5
837
👆🏻
Standard Molar Entropy
51.30 J/mol.K
Rank: 39 (Overall)
9.5
198.1
👆🏻