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What will be the effect of temperature on rate constant ?

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`k=Ae^(-E_(a)//RT)`
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What will be effect of temperature on rate constant ?

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A colliison between reactant molecules must occur with a certain minimum energy before it is effective in yielding Product molecules. This minimum energy is called activation energy E_(a) Large the value of activation energy, smaller the value of rate constant k . Larger is the value of activation energy, greater is the effect of temperature rise on rate constant k . E_(f) = Activation energy of forward reaction E_(b) = Activation energy of backward reaction Delta H = E_(f) - E_(b) E_(f) = threshold energy The rate constant of a certain reaction is given by k = Ae^(-E_(a)//RT) (where A = Arrhenius constant). Which factor should be lowered so that the rate of reaction may increase?

Which of the following expresisons give the effect of temperature on the rate constant?

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The Arrhenius equation expressing the effect of temperature on the rate constant of a reaction is given as

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