List of top Chemistry Questions on Catalysis

Which of the following gases will have the highest rate of diffusion at the same temperature and pressure?

Match List I with List II

List I (Metal/Compounds)List II (Catalytic Properties)
A. TiCl3I. Adams catalyst
B. FeSO4II. Repp synthesis
C. Pt/PtOIII. Used as the Ziegler-Natta catalyst
D. NiIV. Used as Fenton's reagent
Which catalyst is used in oxidizing \( NH_3 \) in Ostwald's process?
The graph of $\log \frac{x}{m}$ vs $\log p$ for an adsorption process is a straight line inclined at an angle of $45^{\circ}$ with intercept equal to $0.6020$ The mass of gas adsorbed per unit mass of adsorbent at the pressure of $04 \,atm$ is______ $\times 10^{-1}$ (Nearest integer)
Given: $\log 2=0.3010$
The variation of the rate of an enzyme catalyzed reaction with substrate concentration is correctly represented by graph
Some drugs bind to a site other than, theactive site of an enzyme This site is knownas
Some drugs bind to a site other than the active site of an enzyme. This site is known as
Match List - I with List - II 
 

List-I (Processes/Reactions)

List-II (Catalyst)

A$2 SO _2( g )+ O _2( g ) \rightarrow 2 SO _3( g )$I$Fe ( s )$
B$4 NH _3( g )+5 O _2( g ) \rightarrow$$4 NO ( g )+6 H _2 O ( g )$II$Pt ( s )- Rh ( s )$
C$N _2( g )+3 H _2( g ) \rightarrow 2 NH _3( g )$III$V _2 O _5$
DVegetable oil $(l)+ H _2 \rightarrow$Vegetable ghee(sIV$Ni ( s )$

Choose the correct answer from the options given below:

Catalyst A reduces the activation energy for a reaction by 10 kJ mol–1 at 300 K. 
The ratio of rate constants,
\(\frac{Κ′ , Catalysed}{Κ,Uncatalysed}\)
is ex. The value of x is ____.[nearest integer]
[Assume that the pre-exponential factor is same in both the cases Given R = 8.31 J K–1 mol–1]

Which feature of catalysts is illustrated by the following reactions?
(i) CO(g) + 2 H₂(g) → Cu/ZnO-Cr₂O₃ → CH₃OH(g)
(ii) CO(g) + H₂(g) → Cu → HCHO(g)
(iii) CO(g) + 3 H₂(g) → Ni → CH₄(g) + H₂O(g)