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Barium vs Nihonium

Barium
Nihonium
Nihonium vs Barium


Periodic Table
Symbol
Ba  
Nh  
Group Number
2  
16
13  
5
Period Number
6  
7  
Block
s block  
p block  
Element Family
Alkaline Earth  
Probably Post-​Transition  
CAS Number
7440393  
99+
54084707  
6
Space Group Name
Im_ 3m  
-  
Space Group Number
229.00  
2
194.00  
7
Facts
Interesting Facts
  • Barium oxidizes very easily in the air.
  • All toxic compounds of Barium can easily dissolve in water.
  • Barium carbonate is used to produce a Rat poison and its other compound Barium nitrate is used in fireworks to produce green color.
  
Nihonium is a synthetic chemical element and is highly radioactive.  
Sources
Earth's crust, Found in Minerals, Mining, Ores of Minerals  
Synthetically Produced  
History
  
  
Who Discovered
Carl Wilhelm Scheele  
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory  
Discovery
In 1772  
In 2003  
Abundance
  
  
Abundance In Universe
0.00 %  
17
0.00 %  
40
Abundance In Sun
0.00 %  
18
-  
Abundance In Meteorites
0.00 %  
20
-  
Abundance In Earth's Crust
0.03 %  
11
-  
Abundance In Oceans
0.00 %  
8
-  
Abundance In Humans
0.00 %  
13
-  
Uses
Uses & Benefits
  • It is sued in chemical paint manufacturing and glass manufacturing.
  • Compounds of this metal are toxic; but still the barium sulfate is insoluble and given to patients suffering from digestive disorder.
  
  • Currently known uses of Ununtrium metal are limited to research purpose only.
  
Industrial Uses
Ammunition Industry, Automobile Industry, Electrical Industry, Electronic Industry  
-  
Medical Uses
-  
-  
Other Uses
Alloys  
Research Purposes  
Biological Properties
  
  
Toxicity
Low Toxic  
-  
Present in Human Body
Yes  
No  
In Blood
0.07 Blood/mg dm-3  
15
0.00 Blood/mg dm-3  
29
In Bone
70.00 p.p.m.  
9
0.20 p.p.m.  
27
Physical
Melting Point
725.00 °C  
99+
430.00 °C  
99+
Boiling Point
1,140.00 °C  
99+
1,130.00 °C  
99+
Appearance
  
  
Physical State
Solid  
Solid  
Color
Silvery Gray  
-  
Luster
-  
Unknown Luster  
Hardness
  
  
Mohs Hardness
1.25  
20
-  
Brinell Hardness
130.00 MPa  
99+
600.00 MPa  
24
Vickers Hardness
210.00 MPa  
99+
350.00 MPa  
99+
Speed of Sound
1,620.00 m/s  
99+
3,600.00 m/s  
29
Optical Properties
  
  
Refractive Index
1.47  
38
1.30  
99+
Reflectivity
65.00 %  
18
60.00 %  
23
Allotropes
No  
No  
α Allotropes
-  
-  
β Allotropes
-  
-  
γ Allotropes
-  
-  
Chemical
Chemical Formula
Ba  
Nh  
Isotopes
  
  
Known Isotopes
37  
2
7  
31
Electronegativity
  
  
Pauling Electronegativity
0.89  
99+
1.30  
33
Sanderson Electronegativity
0.68  
99+
1.90  
13
Allred Rochow Electronegativity
0.97  
39
1.30  
25
Mulliken-Jaffe Electronegativity
0.88  
99+
1.00  
99+
Allen Electronegativity
0.88  
99+
0.70  
99+
Electropositivity
  
  
Pauling Electropositivity
3.11  
4
2.20  
39
Ionization Energies
  
  
1st Energy Level
502.90 kJ/mol  
99+
704.90 kJ/mol  
34
2nd Energy Level
965.20 kJ/mol  
99+
2,238.50 kJ/mol  
7
3rd Energy Level
3,600.00 kJ/mol  
14
3,023.30 kJ/mol  
26
4th Energy Level
502.90 kJ/mol  
99+
4,351.50 kJ/mol  
39
5th Energy Level
5,020.00 kJ/mol  
99+
5,692.60 kJ/mol  
99+
6th Energy Level
5,020.00 kJ/mol  
99+
7,000.00 kJ/mol  
99+
7th Energy level
5,020.00 kJ/mol  
99+
7,040.00 kJ/mol  
40
8th Energy Level
5,020.00 kJ/mol  
99+
7,040.00 kJ/mol  
36
9th Energy Level
5,020.00 kJ/mol  
99+
7,040.00 kJ/mol  
33
10th Energy Level
5,020.00 kJ/mol  
99+
7,040.00 kJ/mol  
37
11th Energy Level
5,020.00 kJ/mol  
99+
7,040.00 kJ/mol  
35
12th Energy Level
5,020.00 kJ/mol  
99+
70,000.00 kJ/mol  
5
13th Energy Level
5,020.00 kJ/mol  
99+
7,000.00 kJ/mol  
34
14th Energy Level
5,020.00 kJ/mol  
99+
7,000.00 kJ/mol  
24
15th Energy Level
50,200.00 kJ/mol  
99+
70,000.00 kJ/mol  
30
16th Energy Level
50,270.00 kJ/mol  
99+
70,000.00 kJ/mol  
25
17th Energy Level
502.90 kJ/mol  
99+
540.00 kJ/mol  
99+
18th Energy Level
5,020.00 kJ/mol  
99+
3,200.00 kJ/mol  
99+
19th Energy Level
502.90 kJ/mol  
99+
540.20 kJ/mol  
99+
20th Energy Level
502.00 kJ/mol  
99+
700.00 kJ/mol  
36
21st Energy Level
502.90 kJ/mol  
99+
1,130.00 kJ/mol  
29
22nd Energy Level
502.00 kJ/mol  
99+
558.00 kJ/mol  
99+
23rd Energy Level
502.90 kJ/mol  
99+
7,000.00 kJ/mol  
11
24th Energy Level
502.90 kJ/mol  
99+
700.00 kJ/mol  
29
25th Energy Level
503.00 kJ/mol  
99+
0.00 kJ/mol  
99+
26th Energy Level
502.90 kJ/mol  
99+
586.20 kJ/mol  
99+
27th Energy Level
502.90 kJ/mol  
99+
704.90 kJ/mol  
28
28th Energy Level
502.90 kJ/mol  
99+
704.90 kJ/mol  
33
29th Energy Level
502.90 kJ/mol  
99+
704.90 kJ/mol  
34
30th Energy Level
503.00 kJ/mol  
99+
704.00 kJ/mol  
28
Electrochemical Equivalent
2.56 g/amp-hr  
24
3.00 g/amp-hr  
21
Electron Work Function
2.70 eV  
99+
4.90 eV  
12
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity, Solubility  
Chemical Stability, Ionization  
Atomic
Atomic Number
56  
99+
113  
5
Electron Configuration
[Xe] 6s2  
[Rn] 5f14 6d10 7s2 7p1  
Crystal Structure
Body Centered Cubic (BCC)  
Not Known  
Crystal Lattice
BCC-Crystal-Structure-.jpg#100  
Unknown-Crystal-Structure-of-Ununtrium.jpg#100  
Atom
  
  
Number of Protons
56  
99+
113  
5
Number of Neutrons
81  
99+
150  
12
Number of Electrons
56  
99+
113  
5
Radius of an Atom
  
  
Atomic Radius
222.00 pm  
5
170.00 pm  
24
Covalent Radius
215.00 pm  
5
170.00 pm  
27
Van der Waals Radius
268.00 pm  
8
320.00 pm  
3
Atomic Weight
137.33 amu  
99+
286.00 amu  
4
Atomic Volume
39.24 cm3/mol  
6
21.10 cm3/mol  
24
Adjacent Atomic Numbers
  
  
Previous Element
Cesium
  
Copernicium
  
Next Element
Lanthanum
  
Flerovium
  
Valence Electron Potential
21.30 (-eV)  
99+
6.20 (-eV)  
99+
Lattice Constant
502.80 pm  
17
0.00 pm  
99+
Lattice Angles
π/2, π/2, π/2  
-  
Lattice C/A Ratio
1.57  
99+
1.58  
35
Mechanical
Density
  
  
Density At Room Temperature
3.51 g/cm3  
99+
16.00 g/cm3  
19
Density When Liquid (at m.p.)
3.34 g/cm3  
99+
16.00 g/cm3  
19
Tensile Strength
55.00 MPa  
37
80.00 MPa  
29
Viscosity
0.00  
2
0.00  
25
Vapor Pressure
  
  
Vapor Pressure at 1000 K
7.11 (Pa)  
6
0.00 (Pa)  
37
Vapor Pressure at 2000 K
0.00 (Pa)  
30
0.00 (Pa)  
37
Elasticity properties
  
  
Shear Modulus
4.90 GPa  
99+
40.00 GPa  
19
Bulk Modulus
9.60 GPa  
99+
0.00 GPa  
99+
Young's Modulus
13.00 GPa  
99+
12.20 GPa  
99+
Poisson Ratio
0.22  
31
0.30  
14
Other Mechanical Properties
-  
-  
Magnetic
Magnetic Characteristics
  
  
Specific Gravity
3.62  
99+
16.00  
21
Magnetic Ordering
Paramagnetic  
-  
Permeability
0.00 H/m  
15
0.00 H/m  
5
Susceptibility
0.00  
24
0.00  
24
Electrical Properties
  
  
Electrical Property
Superconductor  
-  
Resistivity
332.00 nΩ·m  
13
0.32 nΩ·m  
99+
Electrical Conductivity
0.03 106/cm Ω  
99+
0.00 106/cm Ω  
99+
Electron Affinity
13.95 kJ/mol  
99+
0.00 kJ/mol  
99+
Thermal
Specific Heat
0.20 J/(kg K)  
31
0.12 J/(kg K)  
99+
Molar Heat Capacity
28.07 J/mol·K  
15
27.00 J/mol·K  
29
Thermal Conductivity
18.40 W/m·K  
99+
1.70 W/m·K  
99+
Critical Temperature
1,000.00 K  
99+
700.00 K  
99+
Thermal Expansion
20.60 µm/(m·K)  
24
6.20 µm/(m·K)  
99+
Enthalpy
  
  
Enthalpy of Vaporization
140.00 kJ/mol  
99+
410.80 kJ/mol  
23
Enthalpy of Fusion
7.66 kJ/mol  
99+
-  
Enthalpy of Atomization
175.70 kJ/mol  
99+
320.70 kJ/mol  
99+
Standard Molar Entropy
62.50 J/mol.K  
25
65.00 J/mol.K  
17
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