Q.

In a bimolecular reaction, the steric factor P was experimentally determined to be 4.5. the correct option(s) among the following is (are)

Moderate

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a

The activation energy of the reaction is unaffected by the value of the steric factor

b

Experimentally determined value of frequency factor is higher than that predicted by Arrhenius equation

c

The value of frequency factor predicted by Arrhenius equation is higher than that determined experimentally

d

Since P=4.5, the reaction will not proceed unless an effective catalyst is used:

answer is A.

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Detailed Solution

(a) Ea is independent of steric factor(b) P=Kactual Ktheoretical So, Aactual >Atheoretical
ctaimg

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