Which of the following is not an exothermic reaction ? …………… – InterviewSolution

1.	Which of the following is not an exothermic reaction ? ………………… 1) C + O2 → CO2 2) N2 + O2 → 2NO3) CaCO3→ CaO + CO2 4) HCl(aq) + NaOH(aq) → NaCl(aq) + H2O(l)A) 2 B) 2, 3 C) 1 D) 1, 4
Answer» Correct option is B) 2, 3

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