JEE Main Chemistry question

Which one of the following is an exothermic reaction? **[DCE 2008]**

(A);
(B); Correct
(C);
(D);

Answer: (B)

Solution

Formation of NO from its elements, the water-gas reaction, and formation of from its elements are all well-known endothermic processes that require continuous heat input. Formation

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Question ID VK-134640