Nobelium

Sodium

Nobelium vs Sodium

Nobelium

Sodium

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1 Periodic Table

1.1 Symbol

✔ ✘

1.2 Group Number

NA1

0 17

1.3 Period Number

2 7

1.4 Block

f block

s block

1.5 Element Family

Actinide

Alkali

1.6 CAS Number

100281457440235

7429905 54386242

1.7 Space Group Name

Not Available

Im_ 3m

1.8 Space Group Number

NA229.00

11 229

2 Facts

2.1 Interesting Facts

The most stable isotope of Nobelium metal is No-259.
No-259 has a half-life of fifty-eight minutes.

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).

2.2 Sources

Bombarding Curium-246 or Curium-249 with Carbon-12 Nuclei, Found in Minerals, Mining

By Electrolysis Process, Mining

2.3 History

2.3.1 Who Discovered

Joint Institute for Nuclear Research

Humphry Davy

2.3.2 Discovery

In 1966

In 1807

2.4 Abundance

2.4.1 Abundance In Universe

NA2 * 10^-3 %

5E-09 0.11

2.4.2 Abundance In Sun

~-9999 %~0.004 %

1E-08 0.1

2.4.3 Abundance In Meteorites

NA0.55 %

1.7E-07 22

2.4.4 Abundance In Earth's Crust

NA2.30 %

9.9E-12 8.1

2.4.5 Abundance In Oceans

NA1.10 %

2E-23 1.1

2.4.6 Abundance In Humans

NA0.14 %

1E-13 1.4

3 Uses

3.1 Uses & Benefits

Currently known uses of Nobelium metal are limited to research purpose only.

In some nuclear reactors sodium is used as a heat exchanger.
Compound of Sodium metals called Salt (Sodium chloride) is used in Food.

3.1.1 Industrial Uses

Electrical Industry, Electronic Industry

3.1.2 Medical Uses

Pharmaceutical Industry

3.1.3 Other Uses

Research Purposes

Alloys

3.2 Biological Properties

3.2.1 Toxicity

Unknown

Toxic

3.2.2 Present in Human Body

✔ ✘

3.2.3 In Blood

0.00 Blood/mg dm-31,970.00 Blood/mg dm-3

0 1970

3.2.4 In Bone

0.00 p.p.m.10,000.00 p.p.m.

0 170000

4 Physical

4.1 Melting Point

827.00 °C97.72 °C

27 3410

4.2 Boiling Point

NA883.00 °C

147 5660

4.3 Appearance

4.3.1 Physical State

Solid

4.3.2 Color

Unknown

Silvery White

4.3.3 Luster

Unknown Luster

Metallic

4.4 Hardness

4.4.1 Mohs Hardness

NA0.50

0.2 8.5

4.4.2 Brinell Hardness

NA0.69 MPa

0.14 3490

4.4.3 Vickers Hardness

NANA

121 3430

4.5 Speed of Sound

NA3,200.00 m/s

818 16200

4.6 Optical Properties

4.6.1 Refractive Index

NANA

1.000933 1.7229

4.6.2 Reflectivity

NANA

58 97

4.7 Allotropes

✔ ✘

4.7.1 α Allotropes

Not Available

4.7.2 β Allotropes

Not Available

4.7.3 γ Allotropes

Not Available

5 Chemical

5.1 Chemical Formula

✔ ✘

5.2 Isotopes

5.2.1 Known Isotopes

1317

0 38

5.3 Electronegativity

5.3.1 Pauling Electronegativity

1.300.93

0.7 2.54

5.3.2 Sanderson Electronegativity

NA0.56

0.22 2.56

5.3.3 Allred Rochow Electronegativity

1.201.01

0.86 1.82

5.3.4 Mulliken-Jaffe Electronegativity

NA0.91

0.62 2.48

5.3.5 Allen Electronegativity

NA0.87

0.659 2.7

5.4 Electropositivity

5.4.1 Pauling Electropositivity

2.703.07

1.46 3.3

5.5 Ionization Energies

5.5.1 1st Energy Level

642.00 kJ/mol495.80 kJ/mol

375.7 26130

5.5.2 2nd Energy Level

1,254.00 kJ/mol4,562.00 kJ/mol

710.2162 28750

5.5.3 3rd Energy Level

2,643.00 kJ/mol6,910.30 kJ/mol

1600 34230

5.5.4 4th Energy Level

3,956.00 kJ/mol9,543.00 kJ/mol

2780 37066

5.5.5 5th Energy Level

NA13,354.00 kJ/mol

4305.2 97510

5.5.6 6th Energy Level

NA16,613.00 kJ/mol

5715.8 105800

5.5.7 7th Energy level

NA20,117.00 kJ/mol

7226.8 114300

5.5.8 8th Energy Level

NA25,496.00 kJ/mol

8857.4 125300

5.5.9 9th Energy Level

NA28,932.00 kJ/mol

14110 134700

5.5.10 10th Energy Level

NA141,362.00 kJ/mol

17100 144300

5.5.11 11th Energy Level

NA159,076.00 kJ/mol

19900 169988

5.5.12 12th Energy Level

NANA

22219 189368

5.5.13 13th Energy Level

NANA

26930 76015

5.5.14 14th Energy Level

NANA

29196 86450

5.5.15 15th Energy Level

NANA

41987 97510

5.5.16 16th Energy Level

NANA

47206 109480

5.5.17 17th Energy Level

NANA

52737 122200

5.5.18 18th Energy Level

NANA

58570 134810

5.5.19 19th Energy Level

NANA

64702 148700

5.5.20 20th Energy Level

NANA

80400 171200

5.5.21 21st Energy Level

NANA

87000 179100

5.5.22 22nd Energy Level

NANA

93400 184900

5.5.23 23rd Energy Level

NANA

98420 198800

5.5.24 24th Energy Level

NANA

104400 195200

5.5.25 25th Energy Level

NANA

121900 121900

5.5.26 26th Energy Level

NANA

127700 127700

5.5.27 27th Energy Level

NANA

133800 133800

5.5.28 28th Energy Level

NANA

139800 139800

5.5.29 29th Energy Level

NANA

148100 148100

5.5.30 30th Energy Level

NANA

154500 154500

5.6 Electrochemical Equivalent

4.83 g/amp-hr0.86 g/amp-hr

0.16812 8.3209

5.7 Electron Work Function

NA2.75 eV

2.14 5.65

5.8 Other Chemical Properties

Ionization, Radioactive Isotopes, Radioactivity

Chemical Stability, Corrosion, Flammability, Ionization, Solubility

6 Atomic

6.1 Atomic Number

10211

3 117

6.2 Electron Configuration

[Rn] 5f¹⁴ 7s²

[Ne] 3s¹

6.3 Crystal Structure

Not Known

Body Centered Cubic (BCC)

6.3.1 Crystal Lattice

6.4 Atom

6.4.1 Number of Protons

10211

3 117

6.4.2 Number of Neutrons

15712

4 184

6.4.3 Number of Electrons

10211

3 117

6.5 Radius of an Atom

6.5.1 Atomic Radius

NA186.00 pm

112 265

6.5.2 Covalent Radius

NA166.00 pm

96 260

6.5.3 Van der Waals Radius

246.00 pm227.00 pm

139 348

6.6 Atomic Weight

259.00 amu22.99 amu

6.94 294

6.7 Atomic Volume

NA23.70 cm3/mol

1.39 71.07

6.8 Adjacent Atomic Numbers

6.8.1 Previous Element

6.8.2 Next Element

6.9 Valence Electron Potential

26.00 (-eV)14.10 (-eV)

8 392.42

6.10 Lattice Constant

NA429.06 pm

228.58 891.25

6.11 Lattice Angles

π/2, π/2, π/2

6.12 Lattice C/A Ratio

NANA

1.567 1.886

7 Mechanical

7.1 Density

7.1.1 Density At Room Temperature

NA0.97 g/cm³

0.534 40.7

7.1.2 Density When Liquid (at m.p.)

NA0.93 g/cm3

0.512 20

7.2 Tensile Strength

NANA

2.5 11000

7.3 Viscosity

NANA

0.001526 0.001526

7.4 Vapor Pressure

7.4.1 Vapor Pressure at 1000 K

NANA

2.47E-11 121

7.4.2 Vapor Pressure at 2000 K

NANA

2.62E-10 774

7.5 Elasticity properties

7.5.1 Shear Modulus

NA3.30 GPa

1.3 222

7.5.2 Bulk Modulus

NA6.30 GPa

1.6 462

7.5.3 Young's Modulus

NA10.00 GPa

1.7 528

7.6 Poisson Ratio

NANA

0.032 0.47

7.7 Other Mechanical Properties

Unknown

8 Magnetic

8.1 Magnetic Characteristics

8.1.1 Specific Gravity

NA0.97

0.53 4500

8.1.2 Magnetic Ordering

Unknown

Paramagnetic

8.1.3 Permeability

NANA

1.25643E-06 0.0063

8.1.4 Susceptibility

NANA

-0.000166 200000

8.2 Electrical Properties

8.2.1 Electrical Property

Unknown

Conductor

8.2.2 Resistivity

NA47.70 nΩ·m

0.18 961

8.2.3 Electrical Conductivity

NA0.21 10⁶/cm Ω

0.00666 0.63

8.2.4 Electron Affinity

NA52.80 kJ/mol

0 222.8

9 Thermal

9.1 Specific Heat

NA1.23 J/(kg K)

0.11 3.6

9.2 Molar Heat Capacity

NA28.23 J/mol·K

16.443 62.7

9.3 Thermal Conductivity

NA142.00 W/m·K

6.3 429

9.4 Critical Temperature

NA2,573.00 K

26.3 3223

9.5 Thermal Expansion

NA71.00 µm/(m·K)

4.5 97

9.6 Enthalpy

9.6.1 Enthalpy of Vaporization

NA89.04 kJ/mol

7.32 799.1

9.6.2 Enthalpy of Fusion

NA2.59 kJ/mol

2.1 35.23

9.6.3 Enthalpy of Atomization

NA108.40 kJ/mol

61.5 837

9.7 Standard Molar Entropy

NA51.30 J/mol.K

9.5 198.1

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