Chemistry, asked by FAIZAN3470, 11 months ago

when cu powder is heated in a China dish the surface of cu powder becomes coated with black colour substance?
(1). what is that black substance?
(2). why has this black coloured substance formed ?
(3). write the chemical equation of the reaction take place?

Answers

Answered by riyadahiya89362

Black substance is copper oxide

Cu + 02 = Cu0

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