A soluble compound of a poisonous element `M`, when heated with `Zn//H_2 SO_4`, gives a
Channel: Doubtnut
Date: 2020-07-26

A soluble compound of a poisonous element `M`, when heated with `Zn//H_2 SO_4`, gives a colourless and extremely poisonous gaseous compound `N`, which of passing through a heated tube gives a silvery mirror of element `M`. Indentify `M` and `N`.