Indium
Electron Configuration
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General Properties
| Atomic Symbol | In |
| Atomic Weight | 114.82 g/mol |
| Element Number | 49 |
| Standard State | Solid |
| Standard Type | Stongly Basic |
| Date of Discovery | 1863 |
| Discoverer | Reich & Richter |
Physical Properties
| Oxidation States | 3 |
| Boiling Point | 2350 K |
| Melting Point | 429.78 K |
| Density | 7.31 g/cm³ |
| Electron Configuration | [Kr]4d10,5s2,p1 |
| Acid/Base Properties | Amphoteric |
| Crystal Structure | Tetragonal |
| Electronegativity | 1.78 |
| Heat of Vaporization | 226.35 kJ/mol |
| Heat of Fusion | 3.26 kJ/mol |
| Electrical Conductivity | 3.4 10^6omg-¹cm-¹ |
| Thermal Conductivity | 81.6 Wm-¹K-¹ (at 300 K) |
| Specific Heat Capacity | 0.233 Jg-¹K-¹ (at 300 K) |
| First Ionization Potential | 5.786 |
| Atomic Volume | 15.70 cm³/mol |
| Atomic Radius | 1.66 Å |
| Covalent Radius | 1.44 Å |
| Synthetic | No |