Chemistry, asked by vinayak86781, 21 days ago

what happens when hydrogen gas is passed over heated calcium?

Answers

Answered by mitrasoma1001

1

Explanation:

When hydrogen gas is passed over heated calcium. It will give calcium

Ca + H2 -------- CaH2

Answered by arshadnadeem590

0

When hydrogen gas is passed over heated copper oxide, then the black copper oxide is reduced and brown copper metal is obtained.

It's_shifa_098❤

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