Question

Distinguish between an exothermic and endothermic reaction. Amongst the following reaction. Identify the exothermic and endothermic reaction
(I) heating coal in air to form carbon dioxide.
(II) heating limestone in a lime kiln to form quick lime.

Answer 1

Heya☺

Exothermic reaction is a reaction in which heat is evolved with the formation of product whereas in
Endothermic reaction heat is absorbed during the reaction .


1. Endothermic
2.Endothermic

Answer 2

exothermic means heat released out of the reaction nd endothermic mean heat involve in the reaction
I) endothermic
ii) endothermic