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IIT JEE Advanced 2011 Paper 2

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Question : 40

Total: 60

Match the transformations in Column I with appropriate options in Column II:

Column I	Column II
(A) CO2(s) → CO2(g)	(P) Phase transition.
(B) CaCO3(s) → CaO(s)+CO2(g)	(Q) Allotropic change.
(C) 2H → H2(g)	(R) ΔH is positive.
(D) P(white,solid) → P(red,solid)	(S) ΔS is positive.
	(T) ΔS is negative.

(A)→(P), (Q), (S); (B)→(R), (S); (C)→(T); (D)→(P), (R), (T)
(A)→(P), (R), (S); (B)→(R), (S); (C)→(T); (D)→(Q), (R), (T)
(A)→(P), (R), (S); (B)→(P), (S); (C)→(T); (D)→(Q), (S), (T)
(A)→(P), (Q), (S); (B)→(R), (S); (C)→(R); (D)→(Q), (R), (T)

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