PDF chapter test TRY NOW
1. A solution of a substance 'X' is used for whitewashing. Write the reaction of the substance ‘X’ with water.
2. Identify the substances that are oxidised and the substances that are reduced in the following reaction:
\(4Na\)(s) + \(O_2\)(g) → \(2Na_2O\)(s).
\(4Na\)(s) + \(O_2\)(g) → \(2Na_2O\)(s).
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