For the reaction $2HI$ $\rightleftharpoons$ ${H_2} + {I_2}$, the rate of the reaction is proportional to ${[HI]^2}$. This means that the reaction is

  • A

    Unimolecular

  • B

    Bimolecular

  • C

    Of first order

  • D

    Of second order

Similar Questions

The experimental data for the reaction $2A + {B_2} \to 2AB$ isThe rate equation for the above data is

Exp.

$[A]_0$

$[B]_0$

Rate (mole $s^{-1}$)

$(1)$

$0.50$

$0.50$

$1.6 \times {10^{ - 4}}$

$(2)$

$0.50$

$1.00$

$3.2 \times {10^{ - 4}}$

$(3)$

$1.00$

$1.00$

$3.2 \times {10^4}$

  • [AIPMT 1997]

Order of a reaction is decided by

The inversion of cane sugar is represented by${C_{12}}{H_{22}}{O_{11}} + {H_2}O \to {C_6}{H_{12}}{O_6} + {C_6}{H_{12}}{O_6}$ It is a reaction of

Consider the following reaction,

$2 H _2( g )+2 NO ( g ) \rightarrow N _2( g )+2 H _2 O ( g )$

which following the mechanism given below:

$2 NO ( g ) \underset{ k _{-1}}{\stackrel{ k _1}{\rightleftharpoons}} N _2 O _2( g )$

$N _2 O _2( g )+ H _2( g ) \stackrel{ k _2}{\rightleftharpoons} N _2 O ( g )+ H _2 O ( g )$

$N _2 O ( g )+ H _2( g ) \stackrel{ k _3}{\rightleftharpoons} N _2( g )+ H _2 O ( g )$

(fast equilibrium)

(slow reaction)

(fast reaction)

The order of the reaction is

  • [IIT 2024]

In a reaction $A_2B_3(g) \to A_2(g) + \frac{3}{2}B_2(g)$, the pressure increases from $60$ torr to $75$  torr in $2.5\, minutes$. The rate of disappearance of $A_2B_3$ is ........ $torr\, min^{-1}$