MCQ
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- A

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- C

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$[Y]$ is
($A$) a high activation energy usually implies a fast reaction.
($B$) rate constant increases with increase in temperature. This is due to a greater number of collisions whose energy exceeds the activation energy.
($C$) higher the magnitude of activation energy, stronger is the temperature dependence of the rate constant.
($D$) the pre-exponential factor is a measure of the rate at which collisions occur, irrespective of their energy.
$A$. Tollen's reagent $B$. Schiff's reagent $C$. $\mathrm{HCN}$ $D$. $\mathrm{NH}_2 \mathrm{OH}$ $E$. $\mathrm{NaHSO}_3$
Choose the correct options from the given below: