| Atomic Number: | 49 |
| Element Symbol: | In |
| Element Name: | Indium |
| Atomic Weight: | 114.818 |
| Group Number: | 13 |
| Group Name: | none |
| Period Number: | 5 |
| Block: | p-block |
| Ground State Configuration: | [Kr] 4d10 5s2 5p |
| Ground State Level: | 2Po1/2 |
| Standard State: | Solid |
| Common Valences: | 1,2,3 |
| Bond Length: | 325.1 |
| Atomic Radius Empirical: | 155 |
| Atomic Radius Calculated: | 156 |
| Covalent Radius Empirical: | 144 |
| Vander Waals Radius: | 193 |
| Electron Affinity: | 28.9 |
| First Ionization Energy: | 558.3 |
| Pauling Electronegativity: | 1.78 |
| Sanderson Electronegativity: | 2.14 |
| Allred Rochow Electronegativity: | 1.49 |
| Mulliken Jaffe Electronegativity: | 1.76 |
| Allen Electronegativity: | 1.656 |
| Density Of Solid: | 7310 |
| Molar Volume: | 15.76 |
| Velocity Of Sound: | 1215 |
| Youngs Modulus: | 11 |
| Mineral Hardness: | 1.2 |
| Brinell Hardness: | 8.83 |
| Electrical Resistivity: | 8 |
| Melting Point: | 156.6 |
| Boiling Point: | 2072 |
| Superconduction Temperature: | -269.74 |
| Thermal Conductivity: | 82 |
| Coefficient Of Linear Expansion: | 32.1 |
| Enthalpy Of Fusion: | 3.26 |
| Enthalpy Of Vaporization: | 230 |
| Enthalpy Of Atmization: | 243 |
| Most Common Oxidation Numbers: | 3 |
| Color: | Silvery lustrous grey |
| Classification: | Metallic |
| Discovered By: | Ferdinand Reich, Hieronymus Theodor Richter |
| Discovered At: | Germany |
| Discovered When: | 1863 |
| Origin Of Name: | Named after the indigo line in its atomic spectrum |
Calculate the molecular weight of Indium or molecular weight In.
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