Question

what happens when cinnabar is heated

Answer 1

Hii dear here is ur answer



Since the given metal exists as liquid at room temperature, hence it is mercury. Cinnabar (HgS) is an ore of mercury. The first step of extraction of mercury is heating cinnabar ore in air to get mercury oxide. ... Answer: When a mixture of copper oxide and copper sulphide is heated, pure copper is obtained.


Hope its help u

Answer 2

Cinnabar : HgS

HgS + O^2 -------> HgO + SO^2