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Indium vs Californium


Californium vs Indium


Periodic Table

Symbol
In  
Cf  

Group Number
13  
5
3  
15

Period Number
5  
7  

Block
p block  
f block  

Element Family
Post-​Transition  
Actinide  

CAS Number
7440746  
17
7440713  
20

Space Group Name
I4/mmm  
P63/mmc  

Space Group Number
139.00  
11
194.00  
7

Facts

Interesting Facts
  • Luster of Indium is bright in nature.
  • Reich and richer were looking for thallium in zinc metal and they discovered Indium metal.
  
  • Californium metal is very harmful and highly radioactive.
  • Californium metal is the heaviest metal.
  

Sources
Mining, Ores of metals  
Made by Bombarding Curium with Helium Ions  

History
  
  

Who Discovered
Ferdinand Reich and Hieronymous Theodor Richter  
Lawrence Berkeley National Laboratory  

Discovery
In 1863  
In 1950  

Abundance
  
  

Abundance In Universe
0.00 %  
29
0.00 %  
38

Abundance In Sun
0.00 %  
23
0.00 %  
30

Abundance In Meteorites
0.00 %  
99+
0.00 %  
99+

Abundance In Earth's Crust
0.00 %  
99+
0.00 %  
99+

Abundance In Oceans
0.00 %  
99+
-  

Abundance In Humans
0.00 %  
16
0.00 %  
24

Uses

Uses & Benefits
  • It is used to produce indium tin oxide (ITO), it is used in manufacturing touch screens, flat screen TVs and solar panels.
  • Its nitride, phosphide and antimonide are used in transistors and microchips.
  
  • Californium metal has a very strong neutron emitter. It is used as a metal detector.
  • It also used as an identifier to check Water and oil layers in oil wells.
  

Industrial Uses
Aerospace Industry, Automobile Industry  
Chemical Industry  

Medical Uses
Medical Research  
-  

Other Uses
Alloys, In Nuclear Reactors  
Alloys, Nuclear Research  

Biological Properties
  
  

Toxicity
Non Toxic  
Toxic  

Present in Human Body
Yes  
No  

In Blood
0.00 Blood/mg dm-3  
40
0.00 Blood/mg dm-3  
40

In Bone
0.00 p.p.m.  
99+
0.00 p.p.m.  
99+

Physical

Melting Point
156.61 °C  
99+
900.00 °C  
99+

Boiling Point
2,000.00 °C  
99+
1,470.00 °C  
99+

Appearance
  
  

Physical State
Solid  
Solid  

Color
Silvery Gray  
Silver  

Luster
Lustrous  
-  

Hardness
  
  

Mohs Hardness
1.20  
21
3.00  
13

Brinell Hardness
8.80 MPa  
99+
170.00 MPa  
99+

Vickers Hardness
0.01 MPa  
99+
1,800.00 MPa  
7

Speed of Sound
1,215.00 m/s  
99+
2,260.00 m/s  
99+

Optical Properties
  
  

Refractive Index
3.41  
1
1.30  
99+

Reflectivity
83.00 %  
6
63.00 %  
20

Allotropes
No  
No  

α Allotropes
-  
-  

β Allotropes
-  
-  

γ Allotropes
-  
-  

Chemical

Chemical Formula
In  
Cf  

Isotopes
  
  

Known Isotopes
35  
4
20  
19

Electronegativity
  
  

Pauling Electronegativity
1.78  
17
1.30  
33

Sanderson Electronegativity
2.14  
9
1.30  
25

Allred Rochow Electronegativity
1.49  
14
1.20  
28

Mulliken-Jaffe Electronegativity
1.76  
18
1.30  
33

Allen Electronegativity
1.66  
21
1.30  
40

Electropositivity
  
  

Pauling Electropositivity
2.22  
38
2.70  
22

Ionization Energies
  
  

1st Energy Level
558.30 kJ/mol  
99+
608.00 kJ/mol  
99+

2nd Energy Level
1,820.70 kJ/mol  
19
1,206.00 kJ/mol  
99+

3rd Energy Level
2,704.00 kJ/mol  
40
2,267.00 kJ/mol  
99+

4th Energy Level
5,210.00 kJ/mol  
26
3,599.00 kJ/mol  
99+

5th Energy Level
5,580.00 kJ/mol  
99+
6,080.00 kJ/mol  
99+

6th Energy Level
5,580.00 kJ/mol  
99+
6,080.00 kJ/mol  
99+

7th Energy level
5,580.00 kJ/mol  
99+
6,080.00 kJ/mol  
99+

8th Energy Level
5,580.00 kJ/mol  
99+
6,080.00 kJ/mol  
99+

9th Energy Level
5,580.00 kJ/mol  
99+
6,080.00 kJ/mol  
99+

10th Energy Level
5,580.00 kJ/mol  
99+
6,080.00 kJ/mol  
99+

11th Energy Level
5,580.00 kJ/mol  
99+
6,080.00 kJ/mol  
99+

12th Energy Level
5,580.00 kJ/mol  
99+
60,800.00 kJ/mol  
14

13th Energy Level
5,580.00 kJ/mol  
99+
6,080.00 kJ/mol  
99+

14th Energy Level
558.30 kJ/mol  
99+
6,080.00 kJ/mol  
30

15th Energy Level
55,800.00 kJ/mol  
99+
62,400.00 kJ/mol  
39

16th Energy Level
558.30 kJ/mol  
99+
62,400.00 kJ/mol  
29

17th Energy Level
558.30 kJ/mol  
99+
608.00 kJ/mol  
99+

18th Energy Level
5,580.00 kJ/mol  
99+
6,085.00 kJ/mol  
99+

19th Energy Level
558.30 kJ/mol  
99+
608.00 kJ/mol  
99+

20th Energy Level
558.00 kJ/mol  
99+
578.00 kJ/mol  
99+

21st Energy Level
558.30 kJ/mol  
99+
6,080.00 kJ/mol  
16

22nd Energy Level
558.00 kJ/mol  
99+
608.00 kJ/mol  
39

23rd Energy Level
5,581.00 kJ/mol  
24
6,080.00 kJ/mol  
17

24th Energy Level
558.30 kJ/mol  
99+
608.00 kJ/mol  
99+

25th Energy Level
558.00 kJ/mol  
99+
608.00 kJ/mol  
99+

26th Energy Level
558.30 kJ/mol  
99+
608.00 kJ/mol  
99+

27th Energy Level
558.30 kJ/mol  
99+
608.00 kJ/mol  
99+

28th Energy Level
558.30 kJ/mol  
99+
608.00 kJ/mol  
99+

29th Energy Level
558.30 kJ/mol  
99+
608.00 kJ/mol  
99+

30th Energy Level
558.00 kJ/mol  
99+
608.00 kJ/mol  
99+

Electrochemical Equivalent
1.43 g/amp-hr  
99+
3.12 g/amp-hr  
17

Electron Work Function
4.12 eV  
31
4.70 eV  
15

Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity, Solubility  
Corrosion, Ionization, Radioactive Isotopes, Radioactivity, Solubility  

Atomic

Atomic Number
49  
99+
98  
20

Electron Configuration
[Kr] 4d10 5s2 5p1  
[Rn] 5f10 7s2  

Crystal Structure
Tetragonal (TETR)  
Double Hexagonal Close Packed (DHCP)  

Crystal Lattice
TETR-Crystal-Structure-of-Indium.jpg#100  
DHCP-Crystal-Structure-of-Californium.jpg#100  

Atom
  
  

Number of Protons
49  
99+
98  
20

Number of Neutrons
66  
99+
153  
10

Number of Electrons
49  
99+
98  
20

Radius of an Atom
  
  

Atomic Radius
167.00 pm  
26
186.00 pm  
11

Covalent Radius
142.00 pm  
99+
186.00 pm  
21

Van der Waals Radius
193.00 pm  
38
244.00 pm  
14

Atomic Weight
114.82 amu  
99+
251.00 amu  
17

Atomic Volume
15.70 cm3/mol  
99+
15.10 cm3/mol  
99+

Adjacent Atomic Numbers
  
  

Previous Element
Cadmium
  
Berkelium
  

Next Element
Tin
  

Valence Electron Potential
54.00 (-eV)  
26
44.50 (-eV)  
39

Lattice Constant
325.23 pm  
99+
338.00 pm  
99+

Lattice Angles
π/2, π/2, π/2  
π/2, π/2, 2 π/3  

Lattice C/A Ratio
1.56  
99+
1.58  
34

Mechanical

Density
  
  

Density At Room Temperature
7.31 g/cm3  
99+
15.10 g/cm3  
21

Density When Liquid (at m.p.)
7.02 g/cm3  
99+
15.10 g/cm3  
22

Tensile Strength
2.50 MPa  
99+
50.00 MPa  
38

Viscosity
0.00  
25
0.00  
25

Vapor Pressure
  
  

Vapor Pressure at 1000 K
0.01 (Pa)  
11
0.00 (Pa)  
22

Vapor Pressure at 2000 K
0.00 (Pa)  
24
0.00 (Pa)  
24

Elasticity properties
  
  

Shear Modulus
18.00 GPa  
99+
29.00 GPa  
29

Bulk Modulus
46.90 GPa  
27
40.00 GPa  
38

Young's Modulus
11.00 GPa  
99+
0.00 GPa  
99+

Poisson Ratio
0.44  
3
0.30  
14

Other Mechanical Properties
Ductile, Malleable  
Malleable, Sectile  

Magnetic

Magnetic Characteristics
  
  

Specific Gravity
7.31  
99+
15.10  
24

Magnetic Ordering
Diamagnetic  
Paramagnetic  

Permeability
0.00 H/m  
17
0.00 H/m  
8

Susceptibility
0.00  
34
0.00  
24

Electrical Properties
  
  

Electrical Property
Conductor  
-  

Resistivity
83.70 nΩ·m  
34
6.20 nΩ·m  
99+

Electrical Conductivity
0.12 106/cm Ω  
20
0.11 106/cm Ω  
23

Electron Affinity
28.90 kJ/mol  
37
97.00 kJ/mol  
12

Thermal

Specific Heat
0.23 J/(kg K)  
27
0.10 J/(kg K)  
99+

Molar Heat Capacity
26.74 J/mol·K  
32
26.70 J/mol·K  
33

Thermal Conductivity
81.80 W/m·K  
21
10.00 W/m·K  
99+

Critical Temperature
429.75 K  
99+
900.00 K  
99+

Thermal Expansion
32.10 µm/(m·K)  
9
11.70 µm/(m·K)  
99+

Enthalpy
  
  

Enthalpy of Vaporization
226.40 kJ/mol  
99+
311.40 kJ/mol  
99+

Enthalpy of Fusion
3.28 kJ/mol  
99+
15.10 kJ/mol  
21

Enthalpy of Atomization
242.70 kJ/mol  
99+
-  

Standard Molar Entropy
57.80 J/mol.K  
27
50.00 J/mol.K  
99+

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