Select the endothermic reaction :-
(1) 2H, + 0, 2H,0
(2) N, + 0, 2NO
(3) 2NaOH + H,SO, - Na, SO + 2H,0
(4) 30, +C,H,OH 200, +3H,0
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Answer:
(2) N2 + O2 ---> 2NO
Explanation:
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