HARDMCQ SINGLEJEE Mains ChemistryPhysical ChemistryChemical EquilibriumAchiever Section

If standard heat of dissociation of PCl₅ is 230 cal, then slope of the graph of log k vs 1 T is

A.+50

B.–50✓ Correct

C.10

D.None of these

Explanation

H Having slope 2.303R 230 49.9 50 approx 2.303 2 x

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