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Nihonium vs Scandium


Scandium vs Nihonium


Periodic Table

Symbol
Nh  
Sc  

Group Number
13  
5
3  
15

Period Number
7  
4  

Block
p block  
d block  

Element Family
Probably Post-​Transition  
Transition Metal  

CAS Number
54084707  
6
7440202  
99+

Space Group Name
-  
P63/mmc  

Space Group Number
194.00  
7
194.00  
7

Facts

Interesting Facts
Nihonium is a synthetic chemical element and is highly radioactive.  
  • Scandium is known as one of the rare earth elements.
  • Scandium metal found in rare minerals called Wolframite .
  

Sources
Synthetically Produced  
Found in Minerals, Mining, Ores of metals, Ores of Minerals  

History
  
  

Who Discovered
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory  
Lars Fredrik Nilson  

Discovery
In 2003  
In 1879  

Abundance
  
  

Abundance In Universe
0.00 %  
40
0.00 %  
16

Abundance In Sun
-  
0.00 %  
16

Abundance In Meteorites
-  
0.00 %  
18

Abundance In Earth's Crust
-  
0.00 %  
23

Abundance In Oceans
-  
0.00 %  
32

Abundance In Humans
-  
0.00 %  
24

Uses

Uses & Benefits
  • Currently known uses of Ununtrium metal are limited to research purpose only.
  
  • Uses of Scandium are limited to research purpose only. However, it has very low density and higher melting point.
  • Its compounds like scandium iodide is used in mercury vapor lamps to produce very bright white light.
  

Industrial Uses
-  
Electrical Industry, Electronic Industry  

Medical Uses
-  
-  

Other Uses
Research Purposes  
Alloys  

Biological Properties
  
  

Toxicity
-  
Non Toxic  

Present in Human Body
No  
Yes  

In Blood
0.00 Blood/mg dm-3  
29
0.01 Blood/mg dm-3  
22

In Bone
0.20 p.p.m.  
27
0.00 p.p.m.  
39

Physical

Melting Point
430.00 °C  
99+
1,539.00 °C  
24

Boiling Point
1,130.00 °C  
99+
2,832.00 °C  
36

Appearance
  
  

Physical State
Solid  
Solid  

Color
-  
Silvery White  

Luster
Unknown Luster  
Lustrous  

Hardness
  
  

Mohs Hardness
-  
5.50  
7

Brinell Hardness
600.00 MPa  
24
750.00 MPa  
13

Vickers Hardness
350.00 MPa  
99+
1,200.00 MPa  
13

Speed of Sound
3,600.00 m/s  
29
6,100.00 m/s  
5

Optical Properties
  
  

Refractive Index
1.30  
99+
1.80  
21

Reflectivity
60.00 %  
23
93.00 %  
3

Allotropes
No  
No  

α Allotropes
-  
-  

β Allotropes
-  
-  

γ Allotropes
-  
-  

Chemical

Chemical Formula
Nh  
Sc  

Isotopes
  
  

Known Isotopes
7  
31
13  
26

Electronegativity
  
  

Pauling Electronegativity
1.30  
33
1.36  
30

Sanderson Electronegativity
1.90  
13
1.02  
40

Allred Rochow Electronegativity
1.30  
25
1.20  
28

Mulliken-Jaffe Electronegativity
1.00  
99+
1.36  
31

Allen Electronegativity
0.70  
99+
1.19  
99+

Electropositivity
  
  

Pauling Electropositivity
2.20  
39
2.64  
25

Ionization Energies
  
  

1st Energy Level
704.90 kJ/mol  
34
633.10 kJ/mol  
99+

2nd Energy Level
2,238.50 kJ/mol  
7
1,235.00 kJ/mol  
99+

3rd Energy Level
3,023.30 kJ/mol  
26
2,388.60 kJ/mol  
99+

4th Energy Level
4,351.50 kJ/mol  
39
7,090.60 kJ/mol  
13

5th Energy Level
5,692.60 kJ/mol  
99+
8,843.00 kJ/mol  
7

6th Energy Level
7,000.00 kJ/mol  
99+
10,679.00 kJ/mol  
13

7th Energy level
7,040.00 kJ/mol  
40
13,310.00 kJ/mol  
8

8th Energy Level
7,040.00 kJ/mol  
36
15,250.00 kJ/mol  
11

9th Energy Level
7,040.00 kJ/mol  
33
17,370.00 kJ/mol  
14

10th Energy Level
7,040.00 kJ/mol  
37
21,726.00 kJ/mol  
13

11th Energy Level
7,040.00 kJ/mol  
35
24,102.00 kJ/mol  
16

12th Energy Level
70,000.00 kJ/mol  
5
66,320.00 kJ/mol  
7

13th Energy Level
7,000.00 kJ/mol  
34
73,010.00 kJ/mol  
2

14th Energy Level
7,000.00 kJ/mol  
24
80,160.00 kJ/mol  
3

15th Energy Level
70,000.00 kJ/mol  
30
89,490.00 kJ/mol  
6

16th Energy Level
70,000.00 kJ/mol  
25
97,400.00 kJ/mol  
5

17th Energy Level
540.00 kJ/mol  
99+
105,600.00 kJ/mol  
6

18th Energy Level
3,200.00 kJ/mol  
99+
117,000.00 kJ/mol  
7

19th Energy Level
540.20 kJ/mol  
99+
124,270.00 kJ/mol  
8

20th Energy Level
700.00 kJ/mol  
36
633.00 kJ/mol  
99+

21st Energy Level
1,130.00 kJ/mol  
29
633.10 kJ/mol  
99+

22nd Energy Level
558.00 kJ/mol  
99+
633.00 kJ/mol  
35

23rd Energy Level
7,000.00 kJ/mol  
11
633.10 kJ/mol  
99+

24th Energy Level
700.00 kJ/mol  
29
633.10 kJ/mol  
37

25th Energy Level
0.00 kJ/mol  
99+
633.00 kJ/mol  
39

26th Energy Level
586.20 kJ/mol  
99+
633.10 kJ/mol  
38

27th Energy Level
704.90 kJ/mol  
28
633.10 kJ/mol  
40

28th Energy Level
704.90 kJ/mol  
33
633.10 kJ/mol  
99+

29th Energy Level
704.90 kJ/mol  
34
633.10 kJ/mol  
99+

30th Energy Level
704.00 kJ/mol  
28
633.00 kJ/mol  
99+

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

Electron Work Function
4.90 eV  
12
3.50 eV  
99+

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

Atomic

Atomic Number
113  
5
21  
99+

Electron Configuration
[Rn] 5f14 6d10 7s2 7p1  
[Ar] 3d1 4s2  

Crystal Structure
Not Known  
Hexagonal Close Packed (HCP)  

Crystal Lattice
Unknown-Crystal-Structure-of-Ununtrium.jpg#100  
HCP-Crystal-Structure-of-Scandium.jpg#100  

Atom
  
  

Number of Protons
113  
5
21  
99+

Number of Neutrons
150  
12
24  
99+

Number of Electrons
113  
5
21  
99+

Radius of an Atom
  
  

Atomic Radius
170.00 pm  
24
162.00 pm  
28

Covalent Radius
170.00 pm  
27
170.00 pm  
27

Van der Waals Radius
320.00 pm  
3
211.00 pm  
32

Atomic Weight
286.00 amu  
4
44.96 amu  
99+

Atomic Volume
21.10 cm3/mol  
24
15.00 cm3/mol  
99+

Adjacent Atomic Numbers
  
  

Previous Element
Calcium
  

Next Element
Flerovium
  
Titanium
  

Valence Electron Potential
6.20 (-eV)  
99+
58.00 (-eV)  
25

Lattice Constant
0.00 pm  
99+
330.90 pm  
99+

Lattice Angles
-  
π/2, π/2, 2 π/3  

Lattice C/A Ratio
1.58  
35
1.59  
24

Mechanical

Density
  
  

Density At Room Temperature
16.00 g/cm3  
19
2.99 g/cm3  
99+

Density When Liquid (at m.p.)
16.00 g/cm3  
19
2.80 g/cm3  
99+

Tensile Strength
80.00 MPa  
29
150.00 MPa  
25

Viscosity
0.00  
25
0.00  
25

Vapor Pressure
  
  

Vapor Pressure at 1000 K
0.00 (Pa)  
37
0.00 (Pa)  
24

Vapor Pressure at 2000 K
0.00 (Pa)  
37
91.30 (Pa)  
3

Elasticity properties
  
  

Shear Modulus
40.00 GPa  
19
29.10 GPa  
28

Bulk Modulus
0.00 GPa  
99+
56.60 GPa  
22

Young's Modulus
12.20 GPa  
99+
74.40 GPa  
28

Poisson Ratio
0.30  
14
0.28  
18

Other Mechanical Properties
-  
-  

Magnetic

Magnetic Characteristics
  
  

Specific Gravity
16.00  
21
2.99  
99+

Magnetic Ordering
-  
Paramagnetic  

Permeability
0.00 H/m  
5
0.00 H/m  
8

Susceptibility
0.00  
24
0.00  
24

Electrical Properties
  
  

Electrical Property
-  
Conductor  

Resistivity
0.32 nΩ·m  
99+
562.00 nΩ·m  
10

Electrical Conductivity
0.00 106/cm Ω  
99+
0.02 106/cm Ω  
99+

Electron Affinity
0.00 kJ/mol  
99+
18.10 kJ/mol  
39

Thermal

Specific Heat
0.12 J/(kg K)  
99+
0.60 J/(kg K)  
8

Molar Heat Capacity
27.00 J/mol·K  
29
25.52 J/mol·K  
99+

Thermal Conductivity
1.70 W/m·K  
99+
15.80 W/m·K  
99+

Critical Temperature
700.00 K  
99+
1,814.00 K  
28

Thermal Expansion
6.20 µm/(m·K)  
99+
10.20 µm/(m·K)  
99+

Enthalpy
  
  

Enthalpy of Vaporization
410.80 kJ/mol  
23
314.20 kJ/mol  
99+

Enthalpy of Fusion
-  
14.10 kJ/mol  
29

Enthalpy of Atomization
320.70 kJ/mol  
99+
343.00 kJ/mol  
38

Standard Molar Entropy
65.00 J/mol.K  
17
34.60 J/mol.K  
99+

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