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MEDIUMMCQ SINGLEJEE Mains ChemistryPhysical ChemistryThermodynamics and ThermochemistryIntroduction to Thermodynamics

It is impossible for a reaction to take place if (a) H is +ve and  S  is +ve (b) H is –ve and  S  is +ve (c) H is +ve and  S  is –ve (d) H is –ve and  S  is –ve

Answer
C
Explanation

if ∆H is positive and ∆S is negative then it will make G positive which is can’t possible for a reaction to occur Gibb’s Energy and Spontaneity

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