Question

Pls help me with dis match d following

Answer 1

Answer:

a) displacement reaction

b) photochemical decomposition

c) electrolytic decomposition

d)thermal decomposition

Explanation:

a)as zinc replaces hydrogen which happens in displacement reaction

b) as it happens in the presence of light

c) as it takes place with the help of electricity

d)as mercuric oxide decomposes by light