The catalyst and promoter respectively used in the Haber's process of industrial synthesis of ammonia are

Which 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.

What is the role of desorption in the process of catalysis?

Which of the following nanoparticle catalysts is used in photocatalysis?

Which of the following statements is incorrect?

Which of the following acts as a negative catalyst?