List-I (Thermodynamic parameters) List-II (Reaction spontaneity) a. ∆ {\H}^{\circ}< 0 and ∆_r {\S}^{\circ}< 0 (i) Non-spontaneousat low temperature b. ∆_{ {\r}} {\H}^{\circ}< 0 and ∆_r {\S}^{\circ}>0 (ii) Non-spontaneous at all temperature c. ∆_{ {\r}} {\H}^{\circ}>0 and { }_r S^{\circ}>0 (iii) Spontaneous only at low temperature d. ∆_{ {\r}} {\H}^{\circ}>0 and ∆ {\S}^{\circ}< 0 (iv) Spontaneous at all temperature

Correct Answer is : a(iii),b(iv),c(i),d(ii)

NEET 2023 Model Paper 1

Question : 75 of 200

Marks: +1, -0

List-I (Thermodynamic parameters)	List-II (Reaction spontaneity)
a. ∆H∘<0 and ∆rS∘<0	(i) Non-spontaneousat low temperature
b. ∆rH∘<0 and ∆rS∘>0	(ii) Non-spontaneous at all temperature
c. ∆rH∘>0 and ‌rS∘>0	(iii) Spontaneous only at low temperature
d. ∆rH∘>0 and ∆S∘<0	(iv) Spontaneous at all temperature

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