Chemistry, asked by Anonymous, 7 months ago

Explain this question in detail.......

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Answered by jatinindia1512

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It means that take substance which is dark black in colour. ( name it X = say).

when it react with air, it form other substance dark green colour substance (Y=say).

& when this Y substance react with water ,then it gives an oxidising agent Z ,with X substance , mentioned above.

so, you have to find X,Y,Z if this reaction & solve the question.

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