Question

on heating blue coloured powder of copper II nitrate in a boiling tube, copper oxide (black) , Oxygen gas and the brown gas X is formed
1write a balanced chemical equation of the reaction
2 identified the ground gas eggs involve at the time of chemical reaction ​

Answer 1

on Heating Blue Coloured powder of copper II nitrate in a boiling tube black copper oxide o2 and a brown gas X is formed

On heating blue coloured powder of copper (II) nitrate in a boiling tube, copper oxide (black), oxygen gas(X) and a brown gas Y is formed. The product formed are copper oxide(black), nitrogen dioxide(brown) and oxygen gas(colourless gas)