Considering catalysis,which of the following statements is incorrect?

  • A
    The catalyst remains chemically unchanged during the reaction.
  • B
    Generally,a small amount of catalyst is sufficient to complete the reaction.
  • C
    In a reversible reaction,the catalyst alters the equilibrium position.
  • D
    $A$ catalyst increases the rate of the reaction.

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Match the catalyst given in List-$I$ with the process in List-$II$.
List-$I$ (Catalyst) List-$II$ (Process)
$A$. $Ni$ in presence of $H_2$ $1$. Ziegler-Natta catalyst
$B$. $Cu_2Cl_2$ $2$. Contact process
$C$. $V_2O_5$ $3$. Hydrogenation of vegetable oils
$D$. Finely divided iron $4$. Sandmeyer reaction
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$6$. Decomposition of $KClO_3$

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