The rate law expression for the reaction $aA + bB \to P$ is rate $= K [A]^p [B]^q$ The order of the reaction is

  • A

    $(a+b)$

  • B

    $(p+q)$

  • C

    $(a-b)$

  • D

    $(p-q)$

Similar Questions

For the reaction between $A$ and $B$ , the initial rate of reaction $(r_0)$ was measured for different initial concentration of $A$ and $B$ as given below Order of the reaction with respect to $A$ and $B$ respectively, is $\sqrt 2  = 1.4 ,\,\sqrt 3  \times 10^{-4}$ 

$A/mol\,L^{-1}$ $0.2$ $0.2$ $0.4$
$B/mol\,L^{-1}$ $0.3$ $0.1$ $0.05$
$r_0/mol^{-1}s^{-1}$ $5.0\times 10^{-5}$ $5.0\times 10^{-5}$ $1.4\times 10^{-4}$

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

  • [IIT 1988]

A reaction was found to be second order with respect to the concentration of carbon monoxide. If the concentration of carbon monoxide is doubled, with everything else kept the same, the rate of reaction will

  • [AIEEE 2006]

For the reaction $A + B \to $ products, what will be the order of reaction with respect to $A$ and $B$ ?

   Exp.    $[A]\,(mol\,L^{-1})$   $[B]\,(mol\,L^{-1})$   Initial rate    $(mol\,L^{-1}\,s^{-1})$ 
   $1.$  $2.5\times 10^{-4}$  $3\times 10^{-5}$  $5\times 10^{-4}$
   $2.$   $5\times 10^{-4}$  $6\times 10^{-5}$  $4\times 10^{-3}$
   $3.$   $1\times 10^{-3}$  $6\times 10^{-5}$  $1.6\times 10^{-2}$

For a certain reaction the expression for half life is $t \propto \frac{1}{{{a^{n - 1}}}}$ then the order of reaction is