39
Y
Yttrium
88.905842
Basic Information
Bohr Model
Descriptive Numbers
Mass
Periodic Position
Classification
Abundance
Color
Atomic Radius
Temperature
Density
Heat
Speed of Sound
Electrical Resistance
Magnetic Properties
Elasticity
Hardness
Etymology
Discovery & Isolation
Production & Use
Radioactivity
Electron Affinity
Dipole Polarity
Lattice
Electron & Quantum
List of Compounds
Basic Information
Bohr Model
Static
Interactive
Descriptive Numbers
CAS Number
7440-65-5
CID Number
CID23993
DOT Number
3089
RTECS Number
RTECSZG2980000
Mendeleev Number
12
Pettifor Number
19
Space Group Number
194
Glawe Number
21
Mass
Atomic Mass
88.905842 Da
Uncertainty
0.00002
Periodic Position
X Position
3
Y Position
5
Period
5
Group
3
Classification
Block
d
Category
Transition Metal
Geochemical
Rare Earth and Similars
Goldschmidt
Lithophilic
Electrical Type
Conductive
Abundance
Urban Soil
0.0234 mg/kg
Seawater
1.3e-11 kg/L
Sun
0.0000049 mole ratio to silicon
Earth Crust
0.000033 g
Solar System
0.0000046 mole ratio to silicon
Meteorites
0.00019 %
Color
Jmol
#94FFFF
Molcas Gv
#94FFFF
CPK
#FF1493
Atomic Radius
Empirical
180
Calculated
212
Batsanov
240
Rahm
274
Uff
334.5
Mm3
271
Alvarez
275
Covalent (Single Bound)
162
Covalent (Triple Bound)
124
Covalent (Cordero)
190
Covalent (Pyykko)
163
Covalent (Pyykko Double)
130
Covalent (Pyykko Triple)
124
Mendeleev
162
C12
180
Metallic
180
Temperature
Melting/Freeze (USE)
1799 °K
Melting/Freeze (WEL)
1799 °K
Melting/Freeze (CRC)
1795 °K
Melting/Freeze (LNG)
1795 °K
Boiling/Density (USE)
3203 °K
Boiling/Density (WEL)
3609 °K
Boiling/Density (CRC)
3618 °K
Boiling/Density (LNG)
3618 °K
Boiling/Density (Zhang)
3203 °K
Superconducting Point
1.3 °K
Density
STP
4.472 kg/cm³
Solid (WEL)
4472 kg/cm³
Solid (CRC)
4470 kg/cm³
Solid (LNG)
4472 kg/cm³
Liquid (CR2)
4240 kg/cm³
Heat
Molar Volume
19.88 cm³/mol
Atomic Volume
19.8 cm³
Heat Of Fusion USE
11.5 kJ/mol
Heat Of Fusion CRC
11.4 kJ/mol
Heat Of Fusion LNG
11.42 kJ/mol
Heat Of Fusion WEL
11.4 kJ/mol
Evaporation USE
367 kJ/mol
Evaporation LNG
365 kJ/mol
Evaporation WEL
380 kJ/mol
Evaporation Zhang
363 kJ/mol
Molar Heat
26.53 J/molK
Heat Capacity USE
0.284 J/gK
Heat Capacity CRC
26.53 J/gK
Heat Capacity LNG
26.51 J/gK
Heat Capacity WEL
26.5 J/gK
Thermal Expansion
0.0000106 1/K
Adiabatic Index
N/A
Speed of Sound
Extensional
3300 m/s
Electrical Resistance
293k
596 nΩm
Magnetic Properties
Order
paramanyetic
Susceptibility
6.7e-8 m3/kg
Elasticity
Shear Modulus
25.6 GPa
Bulk Modulus
41.2 GPa
Poisson Ratio
0.243 ν
Youngs Modulus
63.5 GPa
Hardness
Brinell
200–589
Etymology
Description
It is a silvery-grey element found in the third group of the periodic table. It is found in uranium ores. Its only natural isotope is Y-89. There are 14 artificial isotopes. It is chemically similar to lanthanides. It is stable in air below 400 degrees. It was discovered by Friedrich Wohler in 1828.
Language Of Origin
Swedish
Origin Of Word
From the town of Ytterby in Sweden
Meaning
Proper noun, literal meaning "remote town"
Symbol Origin
place name
Etymological Description
It is named after yttria, the compound of yttrium (oxide). (The name yttria comes from the town of Ytterby, where the mineral gadolinite was found).
Discovery & Isolation
Observed/Predicted By
J. Gadolin
Observed/Discovery Year
1794
Discovery Location
Isolated Sample By
H. Rose
Isolated Sample Year
1843
Production & Use
Sources
It is found in minerals such as monazite, xenotime and yttria.
Uses
It is mixed with europium to produce the red phosphorus required for color televisions. Yttrium oxide and demic oxide are combined to make a garnet crystal used in radar.
Radioactivity
Half Life
Stable
Lifetime
Stable
Neutron Mass Absorption
0.0006
Neutron Cross Section
1.28
Electron Affinity
Proton Affinity
967
Electron Affinity (eV)
0.307
Electron Affinity (kJ/mol)
29.6
Electron Affinity (pauling)
1.22
Electron Affinity (allen)
6.631
Electron Affinity (ghosh)
0.1216986
Dipole Polarity
Accepted
162
Uncertainty
12
C6 GB
2600
Lattice
Constant Internal Default Radius
3.65
Constant
364.74, 364.74, 573.06
Strucutre
HEX
Angles
π/2, π/2, 2 π/3
Electron & Quantum
Oxidation States
0,1,2,3
Electron Configuration
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d1
Quantum Number
I put/a
Electron Configuration Semantic
[Kr] 4d1 5s2
Shells-0
2
Shells-1
8
Shells-2
18
Shells-3
9
Shells-4
2
Ionization Energies-0
600
Ionization Energies-1
1180
Ionization Energies-2
1980
Ionization Energies-3
5847
Ionization Energies-4
7430
Ionization Energies-5
8970
Ionization Energies-6
11190
Ionization Energies-7
12450
Ionization Energies-8
14110
Ionization Energies-9
18400
Ionization Energies-10
19900
Ionization Energies-11
36090
List of Compounds
1-10 of 42 compounds
| Formula | Names |
|---|---|
| Y | yttrium yttrium metal |
| AsY | yttrium arsenide |
| YBr3 | yttrium(III)bromide tribromoyttrium |
| YC2 | yttrium carbide yttrium carbide (1:2) yttrium dicarbide |
| YCl3 | yttrium chloride trichloroyttrium yttrium chloride anhydrous yttrium trichloride |
| YF3 | yttrium fluoride trifluoroyttrium yttrium fluoride (1:3) yttrium trifluoride |
| YI3 | yttrium(III)iodide triiodoyttrium |
| Y2O3 | yttrium oxide diyttrium trioxide yttria yttrium(3+) oxide |
| PY | yttrium phosphide |
| YB6 | yttrium boride |
