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Gallium vs Rutherfordium


Rutherfordium vs Gallium


Periodic Table

Symbol
Ga  
Rf  

Group Number
13  
5
4  
14

Period Number
4  
7  

Block
p block  
d block  

Element Family
Post-​Transition  
Transition Metal  

CAS Number
7440553  
32
53850365  
13

Space Group Name
Cmca  
-  

Space Group Number
64.00  
12
166.00  
9

Facts

Interesting Facts
  • A gram of Gallium metal can be bought for only three dollars.
  • Gallium metal found in ores of following things Coal, Bauxite, Diaspore, Sphalerite, Germanite and Zinc.
  
  • Rutherfordium does not occur in nature as it is a synthetic element.
  • Till date Rutherfordium metal has 15 radioisotopes created synthetically.
  

Sources
Earth's crust, Found in Minerals, Mining, Ores of Minerals  
Bombarding Plutonium with Accelerated 113 to 115 MeV Neon Ions, Synthetically Produced  

History
  
  

Who Discovered
Lecoq de Boisbaudran  
Joint Institute for Nuclear Research  

Discovery
In 1875  
In 1964  

Abundance
  
  

Abundance In Universe
0.00 %  
17
0.00 %  
40

Abundance In Sun
0.00 %  
16
-  

Abundance In Meteorites
0.00 %  
16
-  

Abundance In Earth's Crust
0.00 %  
24
-  

Abundance In Oceans
0.00 %  
22
-  

Abundance In Humans
0.00 %  
24
-  

Uses

Uses & Benefits
  • Gallium arsenide is a very important component of many semiconductors and led manufacturing.
  • Gallium nitride is also know as a semiconductor and it is used in Blu-ray technology, mobile smartphones and LED.
  
  • Currently known uses of Rutherfordium metal are limited to research purpose only.
  

Industrial Uses
Electrical Industry, Electronic Industry  
-  

Medical Uses
Surgical Instruments Manufacturing  
-  

Other Uses
Alloys  
Alloys, Research Purposes  

Biological Properties
  
  

Toxicity
Non Toxic  
-  

Present in Human Body
Yes  
No  

In Blood
0.08 Blood/mg dm-3  
13
0.00 Blood/mg dm-3  
40

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

Physical

Melting Point
29.78 °C  
99+
2,100.00 °C  
11

Boiling Point
2,403.00 °C  
99+
5,500.00 °C  
3

Appearance
  
  

Physical State
Solid  
Solid  

Color
Silvery White  
-  

Luster
Metallic  
Unknown Luster  

Hardness
  
  

Mohs Hardness
1.50  
19
-  

Brinell Hardness
56.80 MPa  
99+
1,300.00 MPa  
9

Vickers Hardness
111.00 MPa  
99+
550.00 MPa  
31

Speed of Sound
2,740.00 m/s  
99+
6,100.00 m/s  
5

Optical Properties
  
  

Refractive Index
1.81  
20
1.30  
99+

Reflectivity
36.00 %  
33
65.00 %  
18

Allotropes
No  
No  

α Allotropes
-  
-  

β Allotropes
-  
-  

γ Allotropes
-  
-  

Chemical

Chemical Formula
Ga  
Rf  

Isotopes
  
  

Known Isotopes
24  
15
13  
26

Electronegativity
  
  

Pauling Electronegativity
1.81  
16
0.00  
99+

Sanderson Electronegativity
2.42  
2
1.90  
13

Allred Rochow Electronegativity
1.82  
2
1.30  
25

Mulliken-Jaffe Electronegativity
2.01  
9
1.30  
33

Allen Electronegativity
1.76  
17
0.90  
99+

Electropositivity
  
  

Pauling Electropositivity
2.19  
40
2.20  
39

Ionization Energies
  
  

1st Energy Level
578.80 kJ/mol  
99+
579.90 kJ/mol  
99+

2nd Energy Level
1,979.30 kJ/mol  
13
1,389.40 kJ/mol  
99+

3rd Energy Level
2,963.00 kJ/mol  
28
2,296.40 kJ/mol  
99+

4th Energy Level
6,180.00 kJ/mol  
16
3,077.90 kJ/mol  
99+

5th Energy Level
5,787.00 kJ/mol  
99+
5,790.00 kJ/mol  
99+

6th Energy Level
5,787.00 kJ/mol  
99+
11,600.00 kJ/mol  
7

7th Energy level
5,780.00 kJ/mol  
99+
5,800.00 kJ/mol  
99+

8th Energy Level
5,780.00 kJ/mol  
99+
5,800.00 kJ/mol  
99+

9th Energy Level
5,787.00 kJ/mol  
99+
5,800.00 kJ/mol  
99+

10th Energy Level
5,787.00 kJ/mol  
99+
5,800.00 kJ/mol  
99+

11th Energy Level
5,780.00 kJ/mol  
99+
5,800.00 kJ/mol  
99+

12th Energy Level
57,800.00 kJ/mol  
20
5,800.00 kJ/mol  
99+

13th Energy Level
5,780.00 kJ/mol  
99+
5,800.00 kJ/mol  
99+

14th Energy Level
578.00 kJ/mol  
99+
5,800.00 kJ/mol  
99+

15th Energy Level
57,800.00 kJ/mol  
99+
58,000.00 kJ/mol  
99+

16th Energy Level
57,800.00 kJ/mol  
99+
58,000.00 kJ/mol  
99+

17th Energy Level
578.80 kJ/mol  
99+
579.90 kJ/mol  
99+

18th Energy Level
5,787.00 kJ/mol  
99+
3,300.00 kJ/mol  
99+

19th Energy Level
578.80 kJ/mol  
99+
579.90 kJ/mol  
99+

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

21st Energy Level
578.80 kJ/mol  
99+
5,800.00 kJ/mol  
21

22nd Energy Level
578.00 kJ/mol  
99+
579.00 kJ/mol  
99+

23rd Energy Level
578.80 kJ/mol  
99+
5,800.00 kJ/mol  
21

24th Energy Level
578.80 kJ/mol  
99+
579.10 kJ/mol  
99+

25th Energy Level
578.00 kJ/mol  
99+
0.00 kJ/mol  
99+

26th Energy Level
578.80 kJ/mol  
99+
580.00 kJ/mol  
99+

27th Energy Level
578.80 kJ/mol  
99+
580.00 kJ/mol  
99+

28th Energy Level
578.80 kJ/mol  
99+
840.00 kJ/mol  
14

29th Energy Level
578.80 kJ/mol  
99+
580.60 kJ/mol  
99+

30th Energy Level
578.80 kJ/mol  
99+
0.00 kJ/mol  
99+

Electrochemical Equivalent
0.87 g/amp-hr  
99+
3.00 g/amp-hr  
21

Electron Work Function
4.20 eV  
30
6.00 eV  
1

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

Atomic

Atomic Number
31  
99+
104  
14

Electron Configuration
[Ar] 3d10 4s2 4p1  
[Rn] 5f14 6d2 7s2  

Crystal Structure
Orthorhombic (ORTH)  
Hexagonal Close Packed (HCP)  

Crystal Lattice
ORTH-Crystal-Structure-of-Gallium.jpg#100  
BCC-Crystal-Structure-.jpg#100  

Atom
  
  

Number of Protons
31  
99+
104  
14

Number of Neutrons
39  
99+
157  
8

Number of Electrons
31  
99+
104  
14

Radius of an Atom
  
  

Atomic Radius
135.00 pm  
99+
150.00 pm  
35

Covalent Radius
122.00 pm  
99+
157.00 pm  
33

Van der Waals Radius
187.00 pm  
39
250.00 pm  
10

Atomic Weight
69.72 amu  
99+
267.00 amu  
11

Atomic Volume
11.80 cm3/mol  
99+
23.20 cm3/mol  
15

Adjacent Atomic Numbers
  
  

Previous Element
Zinc
  

Next Element
Rubidium
  
Dubnium
  

Valence Electron Potential
69.70 (-eV)  
19
6.00 (-eV)  
99+

Lattice Constant
451.97 pm  
20
-  

Lattice Angles
π/2, π/2, π/2  
-  

Lattice C/A Ratio
1.30  
99+
1.60  
22

Mechanical

Density
  
  

Density At Room Temperature
5.91 g/cm3  
99+
23.20 g/cm3  
8

Density When Liquid (at m.p.)
6.10 g/cm3  
99+
23.20 g/cm3  
9

Tensile Strength
41.00 MPa  
99+
23.00 MPa  
99+

Viscosity
0.00  
23
0.00  
25

Vapor Pressure
  
  

Vapor Pressure at 1000 K
0.00 (Pa)  
15
0.00 (Pa)  
37

Vapor Pressure at 2000 K
0.00 (Pa)  
30
0.00 (Pa)  
99+

Elasticity properties
  
  

Shear Modulus
7.20 GPa  
99+
23.00 GPa  
99+

Bulk Modulus
37.30 GPa  
99+
0.00 GPa  
99+

Young's Modulus
9.80 GPa  
99+
12.80 GPa  
99+

Poisson Ratio
0.47  
1
0.30  
14

Other Mechanical Properties
-  
-  

Magnetic

Magnetic Characteristics
  
  

Specific Gravity
5.91  
99+
23.00  
10

Magnetic Ordering
Diamagnetic  
-  

Permeability
0.00 H/m  
11
0.00 H/m  
10

Susceptibility
0.00  
7
0.00  
24

Electrical Properties
  
  

Electrical Property
Semiconductor  
-  

Resistivity
270.00 nΩ·m  
15
0.29 nΩ·m  
99+

Electrical Conductivity
0.07 106/cm Ω  
34
0.00 106/cm Ω  
99+

Electron Affinity
28.90 kJ/mol  
37
50.00 kJ/mol  
26

Thermal

Specific Heat
0.37 J/(kg K)  
16
0.27 J/(kg K)  
19

Molar Heat Capacity
25.86 J/mol·K  
99+
23.20 J/mol·K  
99+

Thermal Conductivity
40.60 W/m·K  
34
0.23 W/m·K  
99+

Critical Temperature
302.00 K  
99+
2,400.00 K  
12

Thermal Expansion
18.00 µm/(m·K)  
26
23.20 µm/(m·K)  
17

Enthalpy
  
  

Enthalpy of Vaporization
256.10 kJ/mol  
99+
580.00 kJ/mol  
12

Enthalpy of Fusion
5.59 kJ/mol  
99+
-  

Enthalpy of Atomization
276.10 kJ/mol  
99+
580.00 kJ/mol  
14

Standard Molar Entropy
40.80 J/mol.K  
99+
57.60 J/mol.K  
28

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