What is an endothermic reaction ?

Options

A. Reaction in which heat is released .
B. Reaction in which heat is absorbed.
C. Reaction in which neither heat is released nor absorbed.
D. None of these

Answer

B

Explanation

The term endothermic process describes a process or reaction in which the system absorbs energy from its surroundings , usually in the form of heat . The concept is frequently applied in physical sciences to , for example , chemical reactions , where thermal energy (heat) is converted to chemical bond energy.