What is a catalyst?

  • A
    It increases the equilibrium concentration of the product.
  • B
    It changes the equilibrium constant of the reaction.
  • C
    It reduces the time required to reach equilibrium.
  • D
    It provides energy to the reaction.

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Similar Questions

Which of the following is true about a catalyst?

$A$ catalyst is a substance which

The decomposition of $H_2O_2$ can be slowed by the addition of a small amount of acetamide. The latter acts as a

Match List-$I$ with List-$II$.
List-$I$ List-$II$
$A. N_{2(g)} + 3H_{2(g)} \rightarrow 2NH_{3(g)}$ $I. Fe_xO_y + K_2O + Al_2O_3$
$B. CO_{(g)} + 3H_{2(g)} \rightarrow CH_{4(g)} + H_2O_{(g)}$ $II. Ni$
$C. CO_{(g)} + H_{2(g)} \rightarrow HCHO_{(g)}$ $III. Cu$
$D. CO_{(g)} + 2H_{2(g)} \rightarrow CH_3OH_{(g)}$ $IV. Cu/ZnO - Cr_2O_3$

Choose the correct answer from the options given below.

What is the role of a catalyst in a chemical reaction?

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