Rutherfordium

Calcium

Rutherfordium Calcium Comparison

Rutherfordium

Calcium

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1 Periodic Table

1.1 Symbol

1.2 Group Number

0 17

1.3 Period Number

2 7

1.4 Block

d block

s block

1.5 Element Family

Transition Metal

Alkaline Earth

1.6 CAS Number

538503657440702

7429905 54386242

1.7 Space Group Name

Not Available

Fm_ 3m

1.8 Space Group Number

NA225.00

11 229

2 Facts

2.1 Interesting Facts

Rutherfordium does not occur in nature as it is a synthetic element.
Till date Rutherfordium metal has 15 radioisotopes created synthetically.

Calcium ranks 5th rank in the list of earth’s abundance Percentage.

It is found in the compound state.

Gypsum or calcium sulfate is used as plaster and plaster of paris.

2.2 Sources

Bombarding Plutonium with Accelerated 113 to 115 MeV Neon Ions, Synthetically Produced

Earth's crust, Found in Minerals, Mining, Ores of Minerals

2.3 History

2.3.1 Who Discovered

Joint Institute for Nuclear Research

Humphry Davy

2.3.2 Discovery

In 1964

In 1808

2.4 Abundance

2.4.1 Abundance In Universe

NA7 * 10^-3 %

5E-09 0.11

2.4.2 Abundance In Sun

~-9999 %~0.007 %

1E-08 0.1

2.4.3 Abundance In Meteorites

NA1.10 %

1.7E-07 22

2.4.4 Abundance In Earth's Crust

NA5.00 %

9.9E-12 8.1

2.4.5 Abundance In Oceans

NA0.00 %

2E-23 1.1

2.4.6 Abundance In Humans

NA1.40 %

1E-13 1.4

3 Uses

3.1 Uses & Benefits

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

It is used as a reducing agent while preparing metals like thorium and uranium. It is also used as an alloying agent for metals such as aluminum, copper & lead.
Calcium carbonate or lime stone is used in cement.

3.1.1 Industrial Uses

Chemical Industry

3.1.2 Medical Uses

Dentistry, Pharmaceutical Industry

3.1.3 Other Uses

Alloys, Research Purposes

Alloys

3.2 Biological Properties

3.2.1 Toxicity

Unknown

Non Toxic

3.2.2 Present in Human Body

✔ ✘

3.2.3 In Blood

0.00 Blood/mg dm-360.50 Blood/mg dm-3

0 1970

3.2.4 In Bone

0.00 p.p.m.170,000.00 p.p.m.

0 170000

4 Physical

4.1 Melting Point

2,100.00 °C839.00 °C

27 3410

4.2 Boiling Point

5,500.00 °C1,484.00 °C

147 5660

4.3 Appearance

4.3.1 Physical State

Solid

4.3.2 Color

Unknown

Gray

4.3.3 Luster

Unknown Luster

4.4 Hardness

4.4.1 Mohs Hardness

NA1.75

0.2 8.5

4.4.2 Brinell Hardness

NA170.00 MPa

0.14 3490

4.4.3 Vickers Hardness

NANA

121 3430

4.5 Speed of Sound

NA3,810.00 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

1319

0 38

5.3 Electronegativity

5.3.1 Pauling Electronegativity

NA1.00

0.7 2.54

5.3.2 Sanderson Electronegativity

NA0.95

0.22 2.56

5.3.3 Allred Rochow Electronegativity

NA1.04

0.86 1.82

5.3.4 Mulliken-Jaffe Electronegativity

NA1.08

0.62 2.48

5.3.5 Allen Electronegativity

NA1.03

0.659 2.7

5.4 Electropositivity

5.4.1 Pauling Electropositivity

NA3.00

1.46 3.3

5.5 Ionization Energies

5.5.1 1st Energy Level

579.90 kJ/mol589.80 kJ/mol

375.7 26130

5.5.2 2nd Energy Level

1,389.40 kJ/mol1,145.40 kJ/mol

710.2162 28750

5.5.3 3rd Energy Level

2,296.40 kJ/mol4,912.40 kJ/mol

1600 34230

5.5.4 4th Energy Level

3,077.90 kJ/mol6,491.00 kJ/mol

2780 37066

5.5.5 5th Energy Level

NA8,153.00 kJ/mol

4305.2 97510

5.5.6 6th Energy Level

NA10,496.00 kJ/mol

5715.8 105800

5.5.7 7th Energy level

NA12,270.00 kJ/mol

7226.8 114300

5.5.8 8th Energy Level

NA14,206.00 kJ/mol

8857.4 125300

5.5.9 9th Energy Level

NA18,191.00 kJ/mol

14110 134700

5.5.10 10th Energy Level

NA20,385.00 kJ/mol

17100 144300

5.5.11 11th Energy Level

NA57,110.00 kJ/mol

19900 169988

5.5.12 12th Energy Level

NA63,410.00 kJ/mol

22219 189368

5.5.13 13th Energy Level

NA70,110.00 kJ/mol

26930 76015

5.5.14 14th Energy Level

NA78,890.00 kJ/mol

29196 86450

5.5.15 15th Energy Level

NA86,310.00 kJ/mol

41987 97510

5.5.16 16th Energy Level

NA94,000.00 kJ/mol

47206 109480

5.5.17 17th Energy Level

NA104,900.00 kJ/mol

52737 122200

5.5.18 18th Energy Level

NA111,711.00 kJ/mol

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

NA0.75 g/amp-hr

0.16812 8.3209

5.7 Electron Work Function

NA2.87 eV

2.14 5.65

5.8 Other Chemical Properties

Ionization, Radioactive Isotopes, Radioactivity

Chemical Stability, Flammability, Ionization, Solubility

6 Atomic

6.1 Atomic Number

10420

3 117

6.2 Electron Configuration

[Rn] 5f¹⁴ 6d² 7s²

[Ar] 4s²

6.3 Crystal Structure

Hexagonal Close Packed (HCP)

Face Centered Cubic (FCC)

6.3.1 Crystal Lattice

6.4 Atom

6.4.1 Number of Protons

10420

3 117

6.4.2 Number of Neutrons

15720

4 184

6.4.3 Number of Electrons

10420

3 117

6.5 Radius of an Atom

6.5.1 Atomic Radius

150.00 pm197.00 pm

112 265

6.5.2 Covalent Radius

157.00 pm176.00 pm

96 260

6.5.3 Van der Waals Radius

NA231.00 pm

139 348

6.6 Atomic Weight

267.00 amu40.08 amu

6.94 294

6.7 Atomic Volume

NA29.90 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

NA29.00 (-eV)

8 392.42

6.10 Lattice Constant

NA558.84 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

23.20 g/cm³1.55 g/cm³

0.534 40.7

7.1.2 Density When Liquid (at m.p.)

NA1.38 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

NA25.50 (Pa)

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

NA7.40 GPa

1.3 222

7.5.2 Bulk Modulus

NA17.00 GPa

1.6 462

7.5.3 Young's Modulus

NA20.00 GPa

1.7 528

7.6 Poisson Ratio

NA0.31

0.032 0.47

7.7 Other Mechanical Properties

Unknown

8 Magnetic

8.1 Magnetic Characteristics

8.1.1 Specific Gravity

NA4.58

0.53 4500

8.1.2 Magnetic Ordering

Unknown

Diamagnetic

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

NA33.60 nΩ·m

0.18 961

8.2.3 Electrical Conductivity

NA0.30 10⁶/cm Ω

0.00666 0.63

8.2.4 Electron Affinity

NA2.37 kJ/mol

0 222.8

9 Thermal

9.1 Specific Heat

NA0.63 J/(kg K)

0.11 3.6

9.2 Molar Heat Capacity

NA25.93 J/mol·K

16.443 62.7

9.3 Thermal Conductivity

NA201.00 W/m·K

6.3 429

9.4 Critical Temperature

NANA

26.3 3223

9.5 Thermal Expansion

NA22.30 µm/(m·K)

4.5 97

9.6 Enthalpy

9.6.1 Enthalpy of Vaporization

NA150.00 kJ/mol

7.32 799.1

9.6.2 Enthalpy of Fusion

NA8.54 kJ/mol

2.1 35.23

9.6.3 Enthalpy of Atomization

NA184.00 kJ/mol

61.5 837

9.7 Standard Molar Entropy

NA41.60 J/mol.K

9.5 198.1

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