A shiny brown coloured element "X" on heating in air become black in colour . Name the element 'x' and black coloured compound Y formed .how can you get back X from Y. Describe various step for extraction of X from its ores. Write the balanced chemical equation involved in the process.
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The black colour element is "copper" and the compound hence formed is "CuO" or "copperoxide".The balanced equation is:
2Cu + O2 -----------> 2CuO
2Cu + O2 -----------> 2CuO
which one is Y element
explain properly please
copper is x element and y element is copperoxide
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