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5. Thermodynamics and thermochemistry — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistry5. Thermodynamics and thermochemistry1 Mark
MCQ
Change in entropy is positive for
  • A
    $H_2O_{(g)} \longrightarrow H_2O_{(l)}$
  • B
    $H_2O_{(l)} \longrightarrow H_2O_{(s)}$
  • C
    ${N_2} + 3{H_2}  \longrightarrow 2N{H_3}$
  • ✓
    $2O_{3(g)} \longrightarrow 3O _{2(g)}$
✓

Answer

Correct option: D.
$2O_{3(g)} \longrightarrow 3O _{2(g)}$
d

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