Indium (In) Properties |
AIndium (AIn)
Properties 1/ |
Nuclear (49 protons/electrons)
- Atomic Number: 49
- Atomic Mass: 114.818
- Atomic Energy: 0.171 Ergs
- Group: 13; Period: 5
- Family: Other Metals
- Bonding Radius: 1.44 Angstroms
- Atomic Radius: 2.00 Angstroms
- Atomic Volume: 15.7 cm3mol-1
- 37
Isotopes: 98In
to 134In
- Stable Isotopes: 113In,
115In
|
Nuclear (49 Aprotons/positrons)
- Atomic Number: 49
- Atomic Mass: 114.818
- Atomic Energy: 0.171 Ergs
- Group: 13; Period: 5
- Family: Other Metals
- Bonding Radius: 1.44 Angstroms
- Atomic Radius: 2.00 Angstroms
- Atomic Volume: 15.7 cm3mol-1
- 37 AIsotopes: 98AIn
to 134AIn
- Stable AIsotopes: 113AIn,
115AIn
|
Physical
- Rare silver-white metal
- Density: 7.31 g cm-3
- Melting Point: 156.6 oC
- Boiling Point: 2,000 oC
- Specific Heat: 0.23 J g-1 K-1
- Heat of Vaporization: 231.5 kJ mol-1
- Heat of Fusion: 3.26 kJ mol-1
- Electrical Conductivity: 0.116 106 cm-1 Ohm-1
- Thermal Conductivity: 0.816 W cm-1 K-1
|
Physical
- Rare silver-white metal
- Density: 7.31 g/cm-3
- Melting Point: 156.6 oC
- Boiling Point: 2,000 oC
- Specific Heat: 0.23 J g-1 K-1
- Heat of Vaporization: 231.5 kJ mol-1
- Heat of Fusion: 3.26 kJ mol-1
- Electrical Conductivity: 0.116 106 cm-1 Ohm-1
- Thermal Conductivity: 0.816 W cm-1 K-1
|
Chemical
- Valance Number: +3
- Electron Configuration: 2,8,18,18,3
- Electronegativity: 1.78
- 1st Ionization Potential: 5.8 Volts
- 2nd Ionization Potential: 18.9 Volts
- 3rd Ionization Potential: 28.0 Volts
|
Chemical
- Valance Number: -3
- Positron Configuration: 2,8,18,18,3
- Positronpositivity: 1.78
- 1st Ionization Potential: 5.8 Volts
- 2nd Ionization Potential: 18.9 Volts
- 3rd Ionization Potential: 28.0 Volts
|
|
Identified by Ferdinand Reich & H.
Richter
Germany in 1863.
|
Identified by Norm Hansen in 2001
|