Question

Whose presence causes the decomposition
reaction? Can it be considered as an
endothermic reaction?​

Answer 1

Answer:

Decomposition reaction takes place under the presence of-

1. heat (thermal decomposition)

2. electricity (electrolytic decomposition)

3. sunlight (photolytic decomposition)

It can be considered as an endothermic reaction because heat is absorbed in this reaction.

hope it helps!

Answer 2

Answer:

It is an endothermic reaction and consider under heat,electricity and Sunlight.