Question

11
Which of the following reactions is incorrect -
Zn+CuSO. ZnSO. +Cu
2.4g + Cu(NO), 2.4g.NO, + Cu
(a)
C
OR
In which type of chemical reaction heat is evolved?​

Answer 1

Answer:

your answer is

option b. is incorrect

If during a chemical reaction, energy or heat is transferred to the surroundings or in other words, heat is evolved is called an exothermic reaction. Thus, the temperature of the surroundings increases. Combustion reactions, oxidation reactions and neutralization reactions are exothermic reactions.

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