In the hydrolysis of an organic chloride in presence of large excess of water
$RCl + H_2O \longrightarrow ROH + HCl$

  • A

    Molecularity and order of reaction both are $2$

  • B

    Molecularity is $2$ but order reaction is $1$

  • C

    Molecularity is $1$ but order of reacion is $2$

  • D

    Molecularity and order of reaction both are $1$

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The three experimental data for determine the differential rate of reaction $2 NO _{( g )}+ Cl _{2( g )} \rightarrow 2 NOCl_{( g )}$ at definate temperature. are given below.

$(a)$ Calculate order of reaction.

$(b)$ Calculate value of rate constant.

For a reaction of order $\mathrm{n}$, the unit of the rate constant is :

  • [JEE MAIN 2021]

The rate law for the reaction$RCl + NaOH(aq) \to ROH + NaCl$ is given by Rate $ = {K_1}[RCl]$. The rate of the reaction will be

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