ThermodynamicsMedium

Question

Change in entropy is negative for

Options

A.Bromine (l) → Bromine (g)
B.C(s) + H2O (g) → CO(g) + H2(g)
C.N2 (g, 10 atm) → N2 (g, 1 atm)
D.Fe (1 mol, 400 K) → Fe (1 mol, 300 K)

Solution

Entropy decreases on decreasing temperature.

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