1 Periodic Table
1.1 Symbol
1.2 Group Number
1.3 Period Number
1.4 Block
1.5 Element Family
1.6 CAS Number
74402357440268
7429905
54386242
2.2 Space Group Name
2.3 Space Group Number
3 Facts
3.1 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).
- Original name of Technetium was Masurium.
- At the time of its discovery it found in sample of Molybdenum.
3.2 Sources
By Electrolysis Process, Mining
Made by Bombarding Molybdenum with Deuterons
3.3 History
3.3.1 Who Discovered
Humphry Davy
Emilio Segrè and Carlo Perriero
3.3.2 Discovery
3.4 Abundance
3.4.1 Abundance In Universe
1.2.1 Abundance In Sun
~0.004 %~-9999 %
1E-08
0.1
2.1.1 Abundance In Meteorites
2.3.1 Abundance In Earth's Crust
2.5.2 Abundance In Oceans
2.8.1 Abundance In Humans
3 Uses
3.1 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.
- Technetium is a radioactive metal and hence it is used for medical studies and other research purposes.
3.1.1 Industrial Uses
Electrical Industry, Electronic Industry
NA
3.1.2 Medical Uses
Pharmaceutical Industry
NA
3.1.3 Other Uses
Alloys
Alloys, Nuclear Research, Research Purposes
3.2 Biological Properties
3.2.1 Toxicity
3.2.2 Present in Human Body
3.2.3 In Blood
1,970.00 Blood/mg dm-30.00 Blood/mg dm-3
0
1970
3.4.1 In Bone
10,000.00 p.p.m.0.00 p.p.m.
0
170000
4 Physical
4.1 Melting Point
97.72 °C2,200.00 °C
27
3410
5.5 Boiling Point
883.00 °C4,877.00 °C
147
5660
5.7 Appearance
5.7.1 Physical State
5.7.2 Color
5.7.4 Luster
5.8 Hardness
5.8.1 Mohs Hardness
6.2.2 Brinell Hardness
6.3.2 Vickers Hardness
6.4 Speed of Sound
3,200.00 m/s16,200.00 m/s
818
16200
6.5 Optical Properties
6.5.1 Refractive Index
6.5.3 Reflectivity
6.6 Allotropes
6.6.1 α Allotropes
Not Available
Not Available
6.6.2 β Allotropes
Not Available
Not Available
6.6.3 γ Allotropes
Not Available
Not Available
7 Chemical
7.1 Chemical Formula
7.2 Isotopes
7.2.1 Known Isotopes
7.3 Electronegativity
7.3.1 Pauling Electronegativity
7.4.2 Sanderson Electronegativity
7.5.3 Allred Rochow Electronegativity
7.5.5 Mulliken-Jaffe Electronegativity
7.5.6 Allen Electronegativity
8.3 Electropositivity
8.3.1 Pauling Electropositivity
8.4 Ionization Energies
8.4.1 1st Energy Level
495.80 kJ/mol702.00 kJ/mol
375.7
26130
8.4.3 2nd Energy Level
4,562.00 kJ/mol1,470.00 kJ/mol
710.2162
28750
8.4.6 3rd Energy Level
6,910.30 kJ/mol2,850.00 kJ/mol
1600
34230
9.1.1 4th Energy Level
9,543.00 kJ/molNA
2780
37066
9.1.3 5th Energy Level
13,354.00 kJ/molNA
4305.2
97510
9.1.5 6th Energy Level
16,613.00 kJ/molNA
5715.8
105800
9.1.6 7th Energy level
20,117.00 kJ/molNA
7226.8
114300
9.2.2 8th Energy Level
25,496.00 kJ/molNA
8857.4
125300
9.2.3 9th Energy Level
28,932.00 kJ/molNA
14110
134700
9.2.5 10th Energy Level
141,362.00 kJ/molNA
17100
144300
9.4.2 11th Energy Level
159,076.00 kJ/molNA
19900
169988
9.4.4 12th Energy Level
9.4.6 13th Energy Level
9.4.9 14th Energy Level
9.4.12 15th Energy Level
9.5.1 16th Energy Level
9.5.3 17th Energy Level
9.6.3 18th Energy Level
9.6.5 19th Energy Level
10.2.2 20th Energy Level
10.2.4 21st Energy Level
10.2.6 22nd Energy Level
10.3.3 23rd Energy Level
10.3.5 24th Energy Level
10.3.8 25th Energy Level
10.3.9 26th Energy Level
10.3.11 27th Energy Level
10.3.14 28th Energy Level
10.3.15 29th Energy Level
10.3.18 30th Energy Level
10.4 Electrochemical Equivalent
0.86 g/amp-hr0.52 g/amp-hr
0.16812
8.3209
10.5 Electron Work Function
10.6 Other Chemical Properties
Chemical Stability, Corrosion, Flammability, Ionization, Solubility
Anti Corrosion, Ionization, Radioactive Isotopes, Radioactivity, Solubility
11 Atomic
11.1 Atomic Number
11.2 Electron Configuration
11.3 Crystal Structure
Body Centered Cubic (BCC)
Hexagonal Close Packed (HCP)
11.3.1 Crystal Lattice
11.4 Atom
11.4.1 Number of Protons
11.6.2 Number of Neutrons
11.8.1 Number of Electrons
12.2 Radius of an Atom
12.2.1 Atomic Radius
186.00 pm136.00 pm
112
265
12.2.3 Covalent Radius
166.00 pm147.00 pm
96
260
12.3.1 Van der Waals Radius
227.00 pm200.00 pm
139
348
12.6 Atomic Weight
22.99 amu98.00 amu
6.94
294
12.7 Atomic Volume
23.70 cm3/mol8.50 cm3/mol
1.39
71.07
12.8 Adjacent Atomic Numbers
12.8.1 Previous Element
12.8.2 Next Element
12.9 Valence Electron Potential
14.10 (-eV)180.00 (-eV)
8
392.42
12.10 Lattice Constant
429.06 pm273.50 pm
228.58
891.25
12.12 Lattice Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
12.13 Lattice C/A Ratio
13 Mechanical
13.1 Density
13.1.1 Density At Room Temperature
0.97 g/cm311.00 g/cm3
0.534
40.7
13.1.4 Density When Liquid (at m.p.)
13.3 Tensile Strength
13.4 Viscosity
13.6 Vapor Pressure
13.6.1 Vapor Pressure at 1000 K
13.6.2 Vapor Pressure at 2000 K
13.9 Elasticity properties
13.9.1 Shear Modulus
13.11.1 Bulk Modulus
14.1.4 Young's Modulus
14.2 Poisson Ratio
14.4 Other Mechanical Properties
15 Magnetic
15.1 Magnetic Characteristics
15.1.1 Specific Gravity
15.1.2 Magnetic Ordering
Paramagnetic
Paramagnetic
15.1.3 Permeability
15.2.1 Susceptibility
15.4 Electrical Properties
15.4.1 Electrical Property
15.4.2 Resistivity
47.70 nΩ·m200.00 nΩ·m
0.18
961
15.4.3 Electrical Conductivity
0.21 106/cm Ω0.07 106/cm Ω
0.00666
0.63
15.4.6 Electron Affinity
52.80 kJ/mol53.00 kJ/mol
0
222.8
16 Thermal
16.1 Specific Heat
1.23 J/(kg K)0.21 J/(kg K)
0.11
3.6
16.2 Molar Heat Capacity
28.23 J/mol·K24.27 J/mol·K
16.443
62.7
16.3 Thermal Conductivity
142.00 W/m·K50.60 W/m·K
6.3
429
16.4 Critical Temperature
16.5 Thermal Expansion
71.00 µm/(m·K)7.10 µm/(m·K)
4.5
97
16.6 Enthalpy
16.6.1 Enthalpy of Vaporization
89.04 kJ/mol660.00 kJ/mol
7.32
799.1
16.6.2 Enthalpy of Fusion
2.59 kJ/mol23.01 kJ/mol
2.1
35.23
16.7.1 Enthalpy of Atomization
108.40 kJ/mol649.00 kJ/mol
61.5
837
16.8 Standard Molar Entropy
51.30 J/mol.K181.10 J/mol.K
9.5
198.1