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Gallium
Gallium

Actinium
Actinium



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Gallium vs Actinium

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1 Periodic Table
1.1 Symbol
Ga
Ac
1.2 Group Number
13NA
Gadolinium
0 17
1.6 Period Number
47
Lithium
2 7
1.10 Block
p block
f block
1.11 Element Family
Post-​Transition
Actinide
1.12 CAS Number
74405537440348
Aluminium
7429905 54386242
2.4 Space Group Name
Cmca
Fm_ 3m
2.5 Space Group Number
64.00225.00
Plutonium
11 229
4 Facts
4.1 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.
Not Available
4.2 Sources
Earth's crust, Found in Minerals, Mining, Ores of Minerals
Obtained by Treating Radium with Neutrons, Ores of metals
4.3 History
4.3.1 Who Discovered
Lecoq de Boisbaudran
Friedrich Oskar Giesel
4.3.2 Discovery
In 1875
In 1902
4.4 Abundance
4.4.1 Abundance In Universe
1 * 10-6 %NA
Thallium
5E-09 0.11
4.4.8 Abundance In Sun
~0.000004 %~-9999 %
Beryllium
1E-08 0.1
4.5.4 Abundance In Meteorites
0.00 %NA
Gold
1.7E-07 22
5.2.7 Abundance In Earth's Crust
0.00 %NA
Radium
9.9E-12 8.1
5.5.3 Abundance In Oceans
0.00 %NA
Protactinium
2E-23 1.1
6.2.2 Abundance In Humans
NANA
Radium
1E-13 1.4
7 Uses
7.1 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.
  • Actinium metal has a great source of alpha rays but it is hardly used outside research purpose.
7.1.1 Industrial Uses
Electrical Industry, Electronic Industry
NA
7.1.2 Medical Uses
Surgical Instruments Manufacturing
NA
7.1.3 Other Uses
Alloys
Alloys, Nuclear Research, Research Purposes
7.2 Biological Properties
7.2.1 Toxicity
Non Toxic
Toxic
7.2.2 Present in Human Body
7.2.3 In Blood
0.08 Blood/mg dm-30.00 Blood/mg dm-3
Plutonium
0 1970
9.2.1 In Bone
NA0.00 p.p.m.
Plutonium
0 170000
10 Physical
10.1 Melting Point
29.78 °C1,227.00 °C
Francium
27 3410
11.2 Boiling Point
2,403.00 °C3,200.00 °C
Flerovium
147 5660
11.5 Appearance
11.5.1 Physical State
Solid
Solid
11.5.2 Color
Silvery White
Silvery White
11.5.3 Luster
Metallic
NA
11.6 Hardness
11.6.1 Mohs Hardness
1.50NA
Cesium
0.2 8.5
11.9.3 Brinell Hardness
56.80 MPaNA
Cesium
0.14 3490
12.1.2 Vickers Hardness
NANA
Palladium
121 3430
12.3 Speed of Sound
2,740.00 m/sNA
Thallium
818 16200
13.3 Optical Properties
13.3.1 Refractive Index
NANA
Mercury
1.000933 1.7229
14.4.1 Reflectivity
NANA
Molybdenum
58 97
14.8 Allotropes
14.8.1 α Allotropes
Not Available
Not Available
14.8.2 β Allotropes
Not Available
Not Available
14.8.3 γ Allotropes
Not Available
Not Available
15 Chemical
15.1 Chemical Formula
Ga
Ac
15.2 Isotopes
15.2.1 Known Isotopes
2429
Tennessine
0 38
15.11 Electronegativity
15.11.1 Pauling Electronegativity
1.811.10
Francium
0.7 2.54
15.14.1 Sanderson Electronegativity
2.42NA
Cesium
0.22 2.56
17.1.2 Allred Rochow Electronegativity
1.821.00
Cesium
0.86 1.82
18.1.3 Mulliken-Jaffe Electronegativity
2.01NA
Cesium
0.62 2.48
18.4.4 Allen Electronegativity
1.76NA
Cesium
0.659 2.7
1.5 Electropositivity
1.5.1 Pauling Electropositivity
2.192.90
Gold
1.46 3.3
1.11 Ionization Energies
1.11.1 1st Energy Level
578.80 kJ/mol499.00 kJ/mol
Cesium
375.7 26130
2.2.2 2nd Energy Level
1,979.30 kJ/mol1,170.00 kJ/mol
Ruthenium
710.2162 28750
2.7.2 3rd Energy Level
2,963.00 kJ/mol1,900.00 kJ/mol
Osmium
1600 34230
2.10.1 4th Energy Level
6,180.00 kJ/mol4,700.00 kJ/mol
Thorium
2780 37066
2.13.1 5th Energy Level
NANA
Dubnium
4305.2 97510
3.4.3 6th Energy Level
NANA
Seaborgium
5715.8 105800
3.5.2 7th Energy level
NANA
Bohrium
7226.8 114300
3.8.1 8th Energy Level
NANA
Hassium
8857.4 125300
4.2.1 9th Energy Level
NANA
Yttrium
14110 134700
5.2.1 10th Energy Level
NANA
Strontium
17100 144300
6.2.1 11th Energy Level
NANA
Yttrium
19900 169988
7.1.7 12th Energy Level
NANA
Molybdenum
22219 189368
7.5.1 13th Energy Level
NANA
Molybdenum
26930 76015
8.2.6 14th Energy Level
NANA
Molybdenum
29196 86450
8.5.4 15th Energy Level
NANA
Manganese
41987 97510
8.5.7 16th Energy Level
NANA
Iron
47206 109480
11.1.1 17th Energy Level
NANA
Cobalt
52737 122200
11.3.2 18th Energy Level
NANA
Nickel
58570 134810
11.7.2 19th Energy Level
NANA
Copper
64702 148700
11.8.3 20th Energy Level
NANA
Molybdenum
80400 171200
11.11.2 21st Energy Level
NANA
Molybdenum
87000 179100
11.14.1 22nd Energy Level
NANA
Molybdenum
93400 184900
11.15.1 23rd Energy Level
NANA
Molybdenum
98420 198800
12.2.2 24th Energy Level
NANA
Molybdenum
104400 195200
12.3.2 25th Energy Level
NANA
Molybdenum
121900 121900
12.3.6 26th Energy Level
NANA
Molybdenum
127700 127700
12.4.4 27th Energy Level
NANA
Molybdenum
133800 133800
12.6.4 28th Energy Level
NANA
Molybdenum
139800 139800
13.1.1 29th Energy Level
NANA
Molybdenum
148100 148100
13.3.2 30th Energy Level
NANA
Molybdenum
154500 154500
13.4 Electrochemical Equivalent
0.87 g/amp-hr2.82 g/amp-hr
Beryllium
0.16812 8.3209
14.2 Electron Work Function
4.20 eVNA
Cesium
2.14 5.65
14.4 Other Chemical Properties
Ionization, Radioactive Isotopes
Ionization, Radioactive Isotopes, Radioactivity, Solubility
15 Atomic
15.1 Atomic Number
3189
Lithium
3 117
15.5 Electron Configuration
[Ar] 3d10 4s2 4p1
[Rn] 6d1 7s2
15.6 Crystal Structure
Orthorhombic (ORTH)
Face Centered Cubic (FCC)
15.6.1 Crystal Lattice
15.7 Atom
15.7.1 Number of Protons
3189
Lithium
3 117
16.2.1 Number of Neutrons
39138
Lithium
4 184
16.6.2 Number of Electrons
3189
Lithium
3 117
16.8 Radius of an Atom
16.8.1 Atomic Radius
135.00 pm195.00 pm
Beryllium
112 265
16.9.3 Covalent Radius
122.00 pmNA
Beryllium
96 260
16.9.6 Van der Waals Radius
187.00 pmNA
Zinc
139 348
16.12 Atomic Weight
69.72 amu227.00 amu
Lithium
6.94 294
16.16 Atomic Volume
11.80 cm3/mol22.54 cm3/mol
Manganese
1.39 71.07
16.20 Adjacent Atomic Numbers
16.20.1 Previous Element
16.20.2 Next Element
16.21 Valence Electron Potential
69.70 (-eV)38.60 (-eV)
Francium
8 392.42
17.2 Lattice Constant
451.97 pm567.00 pm
Beryllium
228.58 891.25
17.4 Lattice Angles
π/2, π/2, π/2
π/2, π/2, π/2
17.5 Lattice C/A Ratio
NANA
Beryllium
1.567 1.886
18 Mechanical
18.1 Density
18.1.1 Density At Room Temperature
5.91 g/cm310.00 g/cm3
Lithium
0.534 40.7
18.2.2 Density When Liquid (at m.p.)
6.10 g/cm3NA
Lithium
0.512 20
18.3 Tensile Strength
NANA
Indium
2.5 11000
18.4 Viscosity
NANA
Mercury
0.001526 0.001526
18.6 Vapor Pressure
18.6.1 Vapor Pressure at 1000 K
0.00 (Pa)NA
Cerium
2.47E-11 121
19.1.4 Vapor Pressure at 2000 K
NANA
Tungsten
2.62E-10 774
19.3 Elasticity properties
19.3.1 Shear Modulus
NANA
Potassium
1.3 222
19.3.4 Bulk Modulus
NANA
Cesium
1.6 462
20.2.1 Young's Modulus
9.80 GPaNA
Cesium
1.7 528
20.4 Poisson Ratio
0.47NA
Beryllium
0.032 0.47
20.7 Other Mechanical Properties
NA
NA
21 Magnetic
21.1 Magnetic Characteristics
21.1.1 Specific Gravity
5.9110.07
Lithium
0.53 4500
21.2.2 Magnetic Ordering
Diamagnetic
Paramagnetic
21.2.3 Permeability
NANA
Bismuth
1.25643E-06 0.0063
21.2.5 Susceptibility
NANA
Bismuth
-0.000166 200000
21.3 Electrical Properties
21.3.1 Electrical Property
Semiconductor
Unknown
21.3.2 Resistivity
270.00 nΩ·mNA
Thallium
0.18 961
21.4.1 Electrical Conductivity
0.07 106/cm ΩNA
Plutonium
0.00666 0.63
21.4.2 Electron Affinity
28.90 kJ/molNA
Mercury
0 222.8
22 Thermal
22.1 Specific Heat
0.37 J/(kg K)0.12 J/(kg K)
Americium
0.11 3.6
22.2 Molar Heat Capacity
25.86 J/mol·K27.20 J/mol·K
Beryllium
16.443 62.7
22.3 Thermal Conductivity
40.60 W/m·K12.00 W/m·K
Neptunium
6.3 429
22.4 Critical Temperature
NANA
Ytterbium
26.3 3223
22.5 Thermal Expansion
18.00 µm/(m·K)NA
Tungsten
4.5 97
22.6 Enthalpy
22.6.1 Enthalpy of Vaporization
256.10 kJ/molNA
Zinc
7.32 799.1
22.6.2 Enthalpy of Fusion
5.59 kJ/molNA
Cesium
2.1 35.23
22.6.3 Enthalpy of Atomization
276.10 kJ/mol301.00 kJ/mol
Mercury
61.5 837
22.7 Standard Molar Entropy
40.80 J/mol.K56.50 J/mol.K
Beryllium
9.5 198.1