1 Periodic Table
1.1 Symbol
1.2 Group Number
1.3 Period Number
1.4 Block
1.5 Element Family
Transition Metal
Lanthanide
1.6 CAS Number
74406557440542
7429905
54386242
1.7 Space Group Name
1.8 Space Group Number
2 Facts
2.1 Interesting Facts
- Yttrium Metal is highly toxic.
- Yttrium Metal is highly reactive in nature hence not found free in nature.
- Gadolinium is not found free in nature, hence it is not a native metal.
- Gadolinium metal found in minerals like Monazite and Bastnaesite.
2.2 Sources
Found in Minerals, Mining, Ores of Minerals
Found in Minerals, Mining
2.3 History
2.3.1 Who Discovered
Johan Gadolin
Jean Charles Galissard de Marignac
2.3.2 Discovery
2.4 Abundance
2.4.1 Abundance In Universe
7 * 10-7 %2 * 10-7 %
5E-09
0.11
2.4.3 Abundance In Sun
~0.0000001 %~0.0000002 %
1E-08
0.1
3.2.3 Abundance In Meteorites
3.2.5 Abundance In Earth's Crust
3.2.7 Abundance In Oceans
4.1.1 Abundance In Humans
5 Uses
5.1 Uses & Benefits
- Yttrium metal is used in different alloys, as it increases the strength of aluminum Magnesium alloy. It is used for radar microwave filter.
-
It is also used as a catalyst in ethene polymerisation.
- Its alloys are also used in making Magnets, electronic components and Data storage devices.
- Compound of Gadolinium metal are used in magnetic resonance imaging (MRI).
5.1.1 Industrial Uses
Electrical Industry, Electronic Industry
Aerospace Industry, Electrical Industry, Electronic Industry
5.1.2 Medical Uses
5.1.3 Other Uses
5.2 Biological Properties
5.2.1 Toxicity
5.2.2 Present in Human Body
5.2.3 In Blood
0.00 Blood/mg dm-3NA
0
1970
5.2.4 In Bone
6 Physical
6.1 Melting Point
1,523.00 °C1,311.00 °C
27
3410
6.2 Boiling Point
3,337.00 °C3,233.00 °C
147
5660
6.3 Appearance
6.3.1 Physical State
6.3.2 Color
Silvery White
Silvery White
6.3.3 Luster
6.4 Hardness
6.4.1 Mohs Hardness
6.5.1 Brinell Hardness
6.5.2 Vickers Hardness
6.7 Speed of Sound
3,300.00 m/s2,680.00 m/s
818
16200
7.3 Optical Properties
7.3.1 Refractive Index
7.3.2 Reflectivity
7.5 Allotropes
7.5.1 α Allotropes
Not Available
Not Available
7.5.2 β Allotropes
Not Available
Not Available
7.5.3 γ Allotropes
Not Available
Not Available
8 Chemical
8.1 Chemical Formula
8.2 Isotopes
8.2.1 Known Isotopes
8.3 Electronegativity
8.3.1 Pauling Electronegativity
8.3.3 Sanderson Electronegativity
8.3.5 Allred Rochow Electronegativity
8.3.7 Mulliken-Jaffe Electronegativity
8.3.8 Allen Electronegativity
8.6 Electropositivity
8.6.1 Pauling Electropositivity
8.7 Ionization Energies
8.7.1 1st Energy Level
600.00 kJ/mol593.40 kJ/mol
375.7
26130
8.7.3 2nd Energy Level
1,180.00 kJ/mol1,170.00 kJ/mol
710.2162
28750
8.7.5 3rd Energy Level
1,980.00 kJ/mol1,990.00 kJ/mol
1600
34230
8.7.7 4th Energy Level
5,847.00 kJ/mol4,250.00 kJ/mol
2780
37066
8.7.8 5th Energy Level
7,430.00 kJ/molNA
4305.2
97510
8.7.10 6th Energy Level
8,970.00 kJ/molNA
5715.8
105800
8.7.12 7th Energy level
11,190.00 kJ/molNA
7226.8
114300
8.7.14 8th Energy Level
12,450.00 kJ/molNA
8857.4
125300
8.7.16 9th Energy Level
14,110.00 kJ/molNA
14110
134700
8.7.18 10th Energy Level
18,400.00 kJ/molNA
17100
144300
8.7.20 11th Energy Level
19,900.00 kJ/molNA
19900
169988
8.7.22 12th Energy Level
36,090.00 kJ/molNA
22219
189368
8.7.24 13th Energy Level
8.7.25 14th Energy Level
8.7.27 15th Energy Level
8.7.29 16th Energy Level
8.7.31 17th Energy Level
8.7.32 18th Energy Level
8.7.34 19th Energy Level
8.7.36 20th Energy Level
8.7.38 21st Energy Level
8.7.39 22nd Energy Level
8.7.41 23rd Energy Level
8.7.43 24th Energy Level
8.7.44 25th Energy Level
8.7.46 26th Energy Level
8.7.48 27th Energy Level
8.7.50 28th Energy Level
8.7.52 29th Energy Level
8.7.54 30th Energy Level
8.8 Electrochemical Equivalent
1.11 g/amp-hr1.96 g/amp-hr
0.16812
8.3209
8.9 Electron Work Function
8.10 Other Chemical Properties
Chemical Stability, Flammable, Ionization, Radioactive Isotopes, Solubility
Corrosion, Flammable, Ionization, Radioactive Isotopes
9 Atomic
9.1 Atomic Number
9.3 Electron Configuration
[Kr] 4d1 5s2
[Xe] 4f7 5d1 6s2
9.4 Crystal Structure
Hexagonal Close Packed (HCP)
Hexagonal Close Packed (HCP)
9.4.1 Crystal Lattice
9.5 Atom
9.5.1 Number of Protons
9.5.2 Number of Neutrons
10.1.1 Number of Electrons
10.5 Radius of an Atom
10.5.1 Atomic Radius
180.00 pm180.00 pm
112
265
10.5.3 Covalent Radius
190.00 pm196.00 pm
96
260
10.5.5 Van der Waals Radius
200.00 pm237.00 pm
139
348
10.6 Atomic Weight
88.91 amu47.87 amu
6.94
294
10.8 Atomic Volume
19.80 cm3/mol19.90 cm3/mol
1.39
71.07
10.9 Adjacent Atomic Numbers
10.9.1 Previous Element
10.9.2 Next Element
10.10 Valence Electron Potential
48.00 (-eV)46.10 (-eV)
8
392.42
10.12 Lattice Constant
364.74 pm363.60 pm
228.58
891.25
10.13 Lattice Angles
π/2, π/2, 2 π/3
π/2, π/2, 2 π/3
10.14 Lattice C/A Ratio
11 Mechanical
11.1 Density
11.1.1 Density At Room Temperature
4.47 g/cm37.90 g/cm3
0.534
40.7
11.3.1 Density When Liquid (at m.p.)
4.24 g/cm37.40 g/cm3
0.512
20
11.5 Tensile Strength
11.6 Viscosity
11.9 Vapor Pressure
11.9.1 Vapor Pressure at 1000 K
0.00 (Pa)0.00 (Pa)
2.47E-11
121
12.1.2 Vapor Pressure at 2000 K
4.27 (Pa)7.39 (Pa)
2.62E-10
774
12.2 Elasticity properties
12.2.1 Shear Modulus
25.60 GPa21.80 GPa
1.3
222
12.3.1 Bulk Modulus
41.20 GPa37.90 GPa
1.6
462
12.4.1 Young's Modulus
63.50 GPa54.80 GPa
1.7
528
12.6 Poisson Ratio
12.7 Other Mechanical Properties
Ductile
Ductile, Malleable
13 Magnetic
13.1 Magnetic Characteristics
13.1.1 Specific Gravity
13.2.2 Magnetic Ordering
Paramagnetic
Ferromagnetic
13.2.3 Permeability
13.2.4 Susceptibility
13.3 Electrical Properties
13.3.1 Electrical Property
13.3.2 Resistivity
596.00 nΩ·m1.31 nΩ·m
0.18
961
13.3.4 Electrical Conductivity
0.02 106/cm Ω0.01 106/cm Ω
0.00666
0.63
13.4.1 Electron Affinity
29.60 kJ/mol50.00 kJ/mol
0
222.8
15 Thermal
15.1 Specific Heat
0.30 J/(kg K)0.23 J/(kg K)
0.11
3.6
15.2 Molar Heat Capacity
26.53 J/mol·K37.03 J/mol·K
16.443
62.7
15.3 Thermal Conductivity
17.20 W/m·K10.60 W/m·K
6.3
429
15.5 Critical Temperature
15.6 Thermal Expansion
10.60 µm/(m·K)9.40 µm/(m·K)
4.5
97
15.7 Enthalpy
15.7.1 Enthalpy of Vaporization
393.00 kJ/mol359.40 kJ/mol
7.32
799.1
15.7.3 Enthalpy of Fusion
17.15 kJ/mol10.05 kJ/mol
2.1
35.23
16.1.1 Enthalpy of Atomization
418.00 kJ/mol352.00 kJ/mol
61.5
837
16.3 Standard Molar Entropy
44.40 J/mol.K68.10 J/mol.K
9.5
198.1