LILU.TU,1. Identify the substances that are oxidised and the substance – InterviewSolution

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1.

LILU.TU,1. Identify the substances that are oxidised and the substances that are reduced in thefollowing reactions.(i) 4Na(s) + O2(g) -2Na2O(s)(ii) CuO (5) + H2(g)Cu(S) + H2O

Answer»

sodium is oxidised to form sodium oxide

1) substance oxidized- 4Na,substance reduced- O22) substance oxidized - H2 , substance reduced - CuO

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