Chemistry, asked by Malayasuna, 11 months ago

a brown substance x on heating in air forms a substance welfare hydrogen gas is passed over heated why it again change black Into X name the substance X and Y​

Answers

Answered by jemz2204
0

Answer:

Substance X is copper.

Substance Y is copper oxide.

P.s. Please mark this as the brainliest answer.  Thank you :)

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