Chemistry
The valency of aluminium is 3. Write the valency of other radicals present in the following compounds.
(a) Aluminium chloride
(b) Aluminium oxide
(c) Aluminium nitride
(d) Aluminium sulphate
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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