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Chemistry CBSE Live product
Class 10 (2026-27)
Chemical reactions and equations
Annual Revision II
2.
Change in temperature
Question:
1
m.
Identify the correct answer for the given question from the options:
Assertion (A):
Combustion of fuels is an exothermic reaction.
Reason (R):
Exothermic reactions release heat to the surroundings.
Both A and R are true, and R is not the correct explanation of A
A is true but R is false
Both A and R are true, and R is the correct explanation of A
A is false but R is true
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