Identify the substances that are oxidised and the substances that are reduced to the folllowing reactions. 1. na + o2 → na2o 2. cuo + h2 → cu + h2o
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In the first reaction,
Na is oxidised and Oygen is reduced as oxidn state of Na changes from 0 to +1 and that of oxygen changes from 0 to -2.
In the second reaction,
Cu is reduced and hydrogen is oxidised as oxidation state of Cu changes from +2 to 0 and that of hydrogen changes from 0 to +1.
Hope you get your answer.
Na is oxidised and Oygen is reduced as oxidn state of Na changes from 0 to +1 and that of oxygen changes from 0 to -2.
In the second reaction,
Cu is reduced and hydrogen is oxidised as oxidation state of Cu changes from +2 to 0 and that of hydrogen changes from 0 to +1.
Hope you get your answer.
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