Values of ΔH and ΔS for different reactions are given below: Reaction ΔH(kJ mol -1 ) ΔS(J…
Chemistry · NEET · NTA Exams — Chemical Thermodynamics
Values of ΔH and ΔS for different reactions are given below:
| Reaction | ΔH(kJ mol-1) | ΔS(J K-1 mol-1) |
| I | + 98.0 | + 14.8 |
| II | - 55.5 | - 84.8 |
| III | + 28.3 | - 17.0 |
| IV | - 40.5 | + 24.6 |
On the basis of these values which one of these will be spontaneous at all temperatures?
- Reaction I
- Reaction II
- Reaction III
- Reaction IV
Answer
(D) Reaction IV
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