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Chemistry
The process with negative entropy change is :
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Q. The process with negative entropy change is :
JEE Main
JEE Main 2019
Thermodynamics
A
Dissolution of iodine in water
15%
B
Synthesis of ammonia from $N_2$ and $H_2$
42%
C
Dissolution of $CaSO_4(s) $ to $CaO(s)$ and $SO_3(g)$
21%
D
Subimation of dry ice
22%
Solution:
$N_2(g) + 3H_2(g) \rightleftharpoons 2NH_3(g) ; \Delta n_{g} < 0$