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State the valencies of the following elements and radicals: (i) Aluminium (ii) Calcium (iii) Carbonate (iv) Nitrate (v) Sodium
Chemistry
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- State the valencies of the following elements and radicals:
- (i) Aluminium: 3
- (ii) Calcium: 2
- (iii) Carbonate: 2
- (iv) Nitrate: 1
- (v) Sodium: 1
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