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Which of the following pairs of a chemical reaction is certain to result in a spontaneous reaction
Options
(a) exothermic and increasing disorder
(b) exothermic and decreasing disorder
(c) endothermic and increasing disorder
(d) endothermic and decreasing disorder
Correct Answer:
exothermic and increasing disorder
Explanation:
For spontaneous reaction ΔH = -ve, ΔS = +ve. Spontaneity depends upon both critical minimum energy and maximum randomness / disorder.
Related Questions: - The concentration of [H⁺] and [OH⁻] of a 0.1 M aqueous solution of 2% ionised
- 20.0 g of a magnesium carbonate sample decomposes on heating to give carbon dioxide
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Topics: Thermodynamics
(179)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The concentration of [H⁺] and [OH⁻] of a 0.1 M aqueous solution of 2% ionised
- 20.0 g of a magnesium carbonate sample decomposes on heating to give carbon dioxide
- The physical adsorption of gases on the solid surface is due to
- The correct order of stability of the superoxides is
- N-terminal amino acids are identified by using
Topics: Thermodynamics (179)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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