Q.

The gaseous process which involves the absorption of energy  is

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a

F → F-

b

Cl → Cl-

c

O- → O2-

d

H → H-

answer is C.

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Detailed Solution

(1) , (2) and (4) ….. EGE…..exothermic ;3 Og→-141 kJO-g→+744 kJO2-g ;
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