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Ga

Gallium
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Gallium was discovered by Lecoq de Boisbaudran (France) in 1875. The origin of the name comes from the Latin word Gallia meaning France. It is soft, blue-white metal. Stable in air and water. Reacts violently with chlorine and bromine.
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ENERGIE DI IONIZZAZIONE ED ABBONDANZA |
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Isotopo |
Massa atomica relativa |
Abbondanza (%) |
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69Ga | 68.925581(3) | 60.108(9) |
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71Ga | 70.924705(2) | 39.892(9) |
Gallium is found throughout the crust in minerals like bauxite, germanite and coal. Used in semiconductor production. It us used in making LED's (light-emitting diodes) and GaAs laser diodes. The price of 99.99 % pure gallium ingot is 930.40 € for 500 g.
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POTENZIALI DI RIDUZIONE STANDARD |
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Semi-Reazione |
Eo / V |
Annotazione |
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Ga3+ + 2e- Ga+ |
- 0.4 |
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Ga3+ + 3e- Ga(s) |
- 0.56 |
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H2GaO3- + 3e- Ga(s) + 4OH- |
- 1.22 |
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