Science, asked by falgunidudhara, 1 year ago

CuSO4+Zn,Hcl+Zn,CuSO4+Fe,NaOH+Al in which cases a gas is released

Answers

Answered by Infinite2003

Hcl+Zn is the correct answer.

falgunidudhara: One more option is there plzz give one more

Answered by ZMAZM

1. ZnSo4 + Cu
2.Zncl2 + H2
3.FeSo4 + Cu
4.AlOH3 + Na
In the 2nd case hydrogen gas evolves

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