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Gallium vs Zirconium


Zirconium vs Gallium


Periodic Table

Symbol
Ga   
Zr   

Group Number
13   
5
4   
14

Period Number
4   
5   

Block
p block   
d block   

Element Family
Post-​Transition   
Transition Metal   

CAS Number
7440553   
32
7440677   
23

Space Group Name
Cmca   
P63/mmc   

Space Group Number
64.00   
9
194.00   
5

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.
  
  • Zirconium metal can resist to weak acids.
  • Zirconium metal reacts with oxygen and nitrogen in the atmosphere.
  

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

History
  
  

Who Discovered
Lecoq de Boisbaudran   
Martin Heinrich Klaproth   

Discovery
In 1875   
In 1789   

Abundance
  
  

Abundance In Universe
1 * 10-6 %   
16
5 * 10-6 %   
13

Abundance In Sun
~0.000004 %   
16
~0.000004 %   
16

Abundance In Meteorites
0.00 %   
16
0.00 %   
17

Abundance In Earth's Crust
0.00 %   
24
0.01 %   
14

Abundance In Oceans
0.00 %   
22
0.00 %   
23

Abundance In Humans
Not Available   
0.00 %   
15

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.
  
  • As this metal does not absorb neutrons; It is used in nuclear power stations.
  • Its oxide is used in ultra strong ceramics. It is also used in manufacturing Crucibles.
  

Industrial Uses
Electrical Industry, Electronic Industry   
Aerospace Industry, Ammunition Industry   

Medical Uses
Surgical Instruments Manufacturing   
NA   

Other Uses
Alloys   
Alloys, Nuclear Research, Research Purposes   

Biological Properties
  
  

Toxicity
Non Toxic   
NA   

Present in Human Body
Yes   
Yes   

In Blood
0.08 Blood/mg dm-3   
13
0.01 Blood/mg dm-3   
21

In Bone
Not Available   
0.10 p.p.m.   
23

Physical Properties

Melting Point
29.78 °C   
99+
1,852.00 °C   
15

Boiling Point
2,403.00 °C   
99+
4,377.00 °C   
11

Appearance
  
  

Physical State
Solid   
Solid   

Color
Silvery White   
Silvery White   

Luster
Metallic   
Lustrous   

Hardness
  
  

Mohs Hardness
1.50   
18
5.00   
8

Brinell Hardness
56.80 MPa   
99+
638.00 MPa   
19

Vickers Hardness
Not Available   
820.00 MPa   
15

Speed of Sound
2,740.00 m/s   
31
3,800.00 m/s   
20

Optical Properties
  
  

Allotropes
No   
No   

α Allotropes
Not Available   
Not Available   

β Allotropes
Not Available   
Not Available   

γ Allotropes
Not Available   
Not Available   

Chemical Properties

Chemical Formula
Ga   
Zr   

Isotopes
  
  

Known Isotopes
24   
15
24   
15

Electronegativity
  
  

Pauling Electronegativity
1.81   
15
1.33   
30

Sanderson Electronegativity
2.42   
2
0.90   
25

Allred Rochow Electronegativity
1.82   
1
1.22   
26

Mulliken-Jaffe Electronegativity
2.01   
5
Not Available   

Allen Electronegativity
1.76   
14
1.32   
34

Electropositivity
  
  

Pauling Electropositivity
2.19   
39
2.67   
24

Ionization Energies
  
  

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

2nd Energy Level
1,979.30 kJ/mol   
13
1,270.00 kJ/mol   
99+

3rd Energy Level
2,963.00 kJ/mol   
28
2,218.00 kJ/mol   
99+

4th Energy Level
6,180.00 kJ/mol   
8
3,313.00 kJ/mol   
99+

5th Energy Level
Not Available   
7,752.00 kJ/mol   
10

6th Energy Level
Not Available   
9,500.00 kJ/mol   
15

Electrochemical Equivalent
0.87 g/amp-hr   
99+
0.85 g/amp-hr   
99+

Electron Work Function
4.20 eV   
23
4.05 eV   
26

Other Chemical Properties
Ionization, Radioactive Isotopes   
Anti Corrosion, Flammable, Ionization, Radioactive Isotopes, Solubility   

Atomic Properties

Atomic Number
31   
99+
40   
99+

Electron Configuration
[Ar] 3d10 4s2 4p1   
[Kr] 4d2 5s2   

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

Crystal Lattice
ORTH-Crystal-Structure-of-Gallium.jpg#100   
HCP-Crystal-Structure-of-Zirconium.jpg#100   

Atom
  
  

Number of Protons
31   
99+
40   
99+

Number of Neutrons
39   
99+
51   
99+

Number of Electrons
31   
99+
40   
99+

Radius of an Atom
  
  

Atomic Radius
135.00 pm   
99+
160.00 pm   
27

Covalent Radius
122.00 pm   
99+
175.00 pm   
23

Van der Waals Radius
187.00 pm   
32
200.00 pm   
28

Atomic Weight
69.72 amu   
99+
91.22 amu   
99+

Atomic Volume
11.80 cm3/mol   
99+
14.10 cm3/mol   
36

Adjacent Atomic Numbers
  
  

Previous Element
Zinc
  
Yttrium
  

Next Element
Rubidium
  
Niobium
  

Valence Electron Potential
69.70 (-eV)   
19
80.00 (-eV)   
18

Lattice Constant
451.97 pm   
18
323.20 pm   
99+

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

Lattice C/A Ratio
Not Available   
1.59   
8

Mechanical Properties

Density
  
  

Density At Room Temperature
5.91 g/cm3   
99+
6.52 g/cm3   
99+

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

Tensile Strength
Not Available   
330.00 MPa   
12

Viscosity
Not Available   
Not Available   

Vapor Pressure
  
  

Vapor Pressure at 1000 K
0.00 (Pa)   
15
Not Available   

Vapor Pressure at 2000 K
Not Available   
0.00 (Pa)   
21

Elasticity properties
  
  

Shear Modulus
Not Available   
33.00 GPa   
20

Bulk Modulus
Not Available   
91.10 GPa   
17

Young's Modulus
9.80 GPa   
99+
88.00 GPa   
22

Poisson Ratio
0.47   
1
0.34   
10

Other Mechanical Properties
NA   
Ductile, Malleable   

Magnetic Properties

Magnetic Characteristics
  
  

Specific Gravity
5.91   
99+
6.51   
99+

Magnetic Ordering
Diamagnetic   
Paramagnetic   

Electrical Properties
  
  

Electrical Property
Semiconductor   
Conductor   

Resistivity
270.00 nΩ·m   
15
421.00 nΩ·m   
11

Electrical Conductivity
0.07 106/cm Ω   
29
0.02 106/cm Ω   
99+

Electron Affinity
28.90 kJ/mol   
31
41.10 kJ/mol   
27

Thermal Properties

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

Molar Heat Capacity
25.86 J/mol·K   
35
25.36 J/mol·K   
99+

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

Critical Temperature
Not Available   
Not Available   

Thermal Expansion
18.00 µm/(m·K)   
24
5.70 µm/(m·K)   
99+

Enthalpy
  
  

Enthalpy of Vaporization
256.10 kJ/mol   
36
581.60 kJ/mol   
9

Enthalpy of Fusion
5.59 kJ/mol   
99+
20.90 kJ/mol   
11

Enthalpy of Atomization
276.10 kJ/mol   
39
598.00 kJ/mol   
10

Standard Molar Entropy
40.80 J/mol.K   
38
39.00 J/mol.K   
39

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