Chemistry, asked by Shushith8085, 9 months ago

What happens when cu powder in a china dish and h2 gas passes through it?

Answers

Answered by Anonymous

Explanation:

When the powder of common metal is heated in open china dish, its colour turns black. However, when hydrogen is passed over the hot black substance so formed, it regains its original colour.

Answered by PiyushSinghRajput1

When the powder of common metal is heated in open china dish, its colour turns black. However, when hydrogen is passed over the hot black substance so formed, it regains its original colour.

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