A brown substance x on heating in air forms a substance y when hydrogen is passed over y,it again change in x . name the substance x and y
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2Cu+O2=2CuO
CuO+H2=Cu+H2O
Therefore from the above equations can infer that the substantce x is Copper and sunstance y is Copper oxide
CuO+H2=Cu+H2O
Therefore from the above equations can infer that the substantce x is Copper and sunstance y is Copper oxide
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