Which of the following statements is incorrect regarding a catalyst?
- A$A$ catalyst initiates the reaction.
- BIt does not alter the equilibrium position in a reversible reaction.
- CThe mass and chemical composition of the catalyst remain unchanged at the end of the reaction.
- DCatalysts are sometimes specific for a reaction.
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Similar Questions
Which of the following is not an example of homogeneous catalysis?
Easy
View SolutionAdsorption theory is applicable for
$A$ catalyst is used in a reaction to
Medium
View SolutionWhich is True $(T)$ and False $(F)$ of the following statements?
$1.$ By catalyst,the forward reaction becomes fast and the reverse reaction becomes slow.
$2.$ $A$ catalyst decreases the potential energy of reactants and products.
$3.$ $A$ catalyst forms bonds in the reaction,so it is consumed.
$1.$ By catalyst,the forward reaction becomes fast and the reverse reaction becomes slow.
$2.$ $A$ catalyst decreases the potential energy of reactants and products.
$3.$ $A$ catalyst forms bonds in the reaction,so it is consumed.
Difficult
View SolutionIron $(III)$ catalyses the reaction between iodide and persulphate ions,in which
$A$. $Fe^{3+}$ oxidises the iodide ion
$B$. $Fe^{3+}$ oxidises the persulphate ion
$C$. $Fe^{2+}$ reduces the iodide ion
$D$. $Fe^{2+}$ reduces the persulphate ion
Choose the most appropriate answer from the options given below:
$A$. $Fe^{3+}$ oxidises the iodide ion
$B$. $Fe^{3+}$ oxidises the persulphate ion
$C$. $Fe^{2+}$ reduces the iodide ion
$D$. $Fe^{2+}$ reduces the persulphate ion
Choose the most appropriate answer from the options given below:
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