Match the thermodynamic given under column I with expression given under Column II Column I Column II (A) Freezing of water at 273 K and 1 atm (P) q=0 (B) Expansion of 1 mol of an ideal gas into a vacuum under isolated conditions (Q) w=0 (C) Mixing of equal volumes of two ideal gases at constant temperature and pressure in an isolated container (R) \triangleS_{sys} < 0 (D) Reversible heating of H_2(g) at 1 atm from 300 k to 600 k followed by reversible cooling to 300K at 1 atm (S) △U=0 (T) △G=0 [JEE Adv 2015 P1]

Correct Answer is : (A) → (R, T); (B) → (P, Q, S); (C) → (P, Q, S); (D) → (P, Q, S, T)

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

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

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

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

Thermodynamics

Section: Chemistry

Question : 24 of 40

Marks: +1, -0

Match the thermodynamic given under column I with expression given under Column II

Column I		Column II
(A)	Freezing of water at 273 K and 1 atm	(P)	q=0
(B)	Expansion of 1 mol of an ideal gas into a vacuum under isolated conditions	(Q)	w=0
(C)	Mixing of equal volumes of two ideal gases at constant temperature and pressure in an isolated container	(R)	△Ssys<0
(D)	Reversible heating of H2(g) at 1 atm from 300 k to 600 k followed by reversible cooling to 300K at 1 atm	(S)	△U=0
		(T)	△G=0

[JEE Adv 2015 P1]

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

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