Chemistry
The valency of aluminium is 3. Write the valency of other radicals present in the following compounds. Also name the compounds
(a) AlCl3
(b) Al2O3
(c) AlN
(d) Al2(SO4)3
Valency
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Answer
| Compounds | Radical | Valency |
|---|---|---|
| Aluminium chloride (AlCl3) | Chloride (Cl-) | 1 |
| Aluminium oxide (Al2O3) | Oxide (O2-) | 2 |
| Aluminium nitride (AlN) | Nitride (N3-) | 3 |
| Aluminium sulphate (Al2(SO4)3) | Sulphate (SO42-) | 2 |
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