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Thermodynamics question

2021 · 17 Mar · Shift 2 · Q7
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  5. /2021 · 17 Mar · Shift 2 · Q7

Thermodynamics question

2021 · 17 Mar · Shift 2 · Q7

JEE MainChemistryThermodynamicsMCQ+4 / −1
During which of the following processes, does entropy decrease? (A) Freezing of water to ice at 0 ∘^\circ∘ C (B) Freezing of water to ice at −-− 10 ∘^\circ∘ C (C) N2N_2N2​(g) + 3H2H_2H2​(g) →\to→ 2NH3NH_3NH3​(g) (D) Adsorption of COCOCO(g) on lead surface. (E) Dissolution of NaClNaClNaCl in water Choose the correct answer from the options given below :
  1. A
    (A), (C) and (E) only
  2. B
    (B) and (C) only
  3. C
    (A), (B), (C) and (D) only
  4. D
    (A) and (E) only
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