Calculate the heat of the reaction CH 2 = CH 2 (g) + H 2 (g) → CH 3 CH 3 (g) given that…
Chemistry · JEE Main · NTA Exams — Chemical Thermodynamics
Calculate the heat of the reaction
CH2 = CH2(g) + H2(g) \(\text { → }\)CH3CH3(g)
given that bond energy of C – C, C = C, C – H and H – H is 80, 145, 98 and 103 kcal.
CH2 = CH2(g) + H2(g) \(\text { → }\)CH3CH3(g)
given that bond energy of C – C, C = C, C – H and H – H is 80, 145, 98 and 103 kcal.
- –28 kcal mol–1
- –5.6 kcal mol–1
- –2.8 kcal mol–1
- –56 kcal mol–1
Answer
(A) –28 kcal mol –1
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