The minimum energy necessary to permit a reaction is - Vidyadip

MCQ

The minimum energy necessary to permit a reaction is

A
Internal energy
✓
Threshold energy
C
Activation energy
D
Free energy

✓

Answer

Correct option: B.

Threshold energy

b
(b) Molecules undergoing reaction should cross over the minimum energy barrier or energy level known as threshold energy.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

JEE STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

The name of equation showing relation between electrode potential $(E)$standard electrode potential $({E^o})$ and concentration of ions in solution is

${H_2}{O_2}$ on reaction with $PbS$ gives

Select the evidence for the open chain structure of glucose

In the following first order reactions $(A)\xrightarrow{{{K_1}}}{\text{Product (B)}}\xrightarrow{{{K_2}}}{\text{Product,}}$ find the ratio $K_1/K_2$ if $90\%$ of $(A)$ has been reacted in time $‘t’$ while $99\%$ of $(B)$ has been reacted in time $2t$

Total number of moles for the reaction $2HI\,\,$ $\rightleftharpoons$ $ {H_2} + {I_2}.$ if $\alpha $ is degree of dissociation is

Which of the following is paramagnetic ?

The $pH$ of the solution containing $10 $ $ml$ of $0.1 \,N$ $NaOH$ and $10$ $ml$ of $0.05\, N$ ${H_2}S{O_4}$ would be

Which one of the following does not have $s{p^2}$ hybridised carbon

$pH$ scale was introduced by

Consider the following reactions

$[P]\xrightarrow{\begin{subarray}{l}
(i)\,NAN{O_2}/HCl,\,0 - {5^o}C \\
(ii)\,\beta - napthol/NaOH
\end{subarray} }Colored\,\,Solid$

$[P]\xrightarrow{{B{r_2}/{H_2}O}}{C_7}{H_6}NB{r_3}$

The compound $[P]$ is