Which of the following statements is correct regarding a catalyst?

  • A
    $A$ catalyst increases the rate of the forward reaction.
  • B
    $A$ catalyst decreases the rate of the forward reaction.
  • C
    $A$ catalyst affects both the forward and backward reactions equally.
  • D
    $A$ catalyst changes the equilibrium constant of the reaction.

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Similar Questions

Match the following industrial processes in List-$I$ with the catalysts used in List-$II$:
List-$I$ (Industrial process)List-$II$ (Catalyst used)
$A$. Ostwald's process$I$. $CuCl_2$
$B$. Haber's process$II$. Zeolites
$C$. Deacon's process$III$. $Pt$ gauge
$D$. Cracking of hydrocarbons$IV$. $Fe$

In aqueous solution,$Na_2SO_3$ is oxidized by air,but $Na_3AsO_3$ is not. However,when air is passed through a solution containing both $Na_2SO_3$ and $Na_3AsO_3$,both are oxidized. This is an example of:

The catalyst used in the hydrogenation of oils is:

Which of the following statements is incorrect?

In case of autocatalysis,

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