Activates the action of a catalyst

Increases the speed of the reaction

Activates the action of a catalyst

Match the catalysts (Column I ) with products (Column II ) Column I Column II Catalyst Product A. V 2 O 5 P. Polyethylene B. T i C l 4 / A l M e 3 Q. Ethanal C. P d C l 2 R. H 2 S O 4 D. Iron Oxide S. N H 3

( A ) - ( R ) ; ( B ) - ( P ) ; ( C ) - ( Q ) ; ( D ) - ( S )

( A ) - ( S ) ; ( B ) - ( R ) ; ( C ) - ( Q ) ; ( D ) - ( P )

( A ) - ( R ) ; ( B ) - ( S ) ; ( C ) - ( P ) ; ( D ) - ( Q )

( A ) - ( Q ) ; ( B ) - ( R ) ; ( C ) - ( P ) ; ( D ) - ( S )

Match List - I with List - II List - I (process) List - II (catalyst) (a) Deacon's process (i) ZSM - 5 (b) Contact process (ii) CuCl 2 (c) Cracking of hydrocarbons (iii) Ni (d) Hydrogenation of vegetable oils (iv) V 2 O 5 Choose the most appropriate answer from the options given below-

a - ii , b - iv , c - i , d - iii

a - i , b - ii , c - ii , d - iv

a - iii , b - i , c - iv , d - ii

a - iv , b - ii , c - i , d - iii

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Important Questions on Surface Chemistry

EASY

Chemistry>Physical Chemistry>Surface Chemistry>Catalysis

An example for homogeneous catalysis is

HARD

Chemistry>Physical Chemistry>Surface Chemistry>Catalysis

Match the following.

List - $I$ Reaction		List - $II$ Catalyst
$(A)$	$N_{2} (g) + 3 H_{2} (g) ⟶ 2 {NH}_{3} (g)$	$(I)$	$Ni$
$(B)$	$2 H_{2} (g) + O_{2} (g) ⟶ 2 H_{2} O (l)$	$(II)$	$Pt$
$(C)$	$CO (g) + 3 H_{2} (g) ⟶ {CH}_{4} (g) + H_{2} O (g)$	$(III)$	$ZnO - {Cr}_{2} O_{3}$
$(D)$	$CO (g) + 2 H_{2} (g) ⟶ {CH}_{3} OH (g)$	$(IV)$	$Fe$

The correct answer is:

EASY

Chemistry>Physical Chemistry>Surface Chemistry>Catalysis

___ acts as a negative catalyst in the decomposition of

H_{2} O_{2}

EASY

Chemistry>Physical Chemistry>Surface Chemistry>Catalysis

In manufacturing of sulphuric acid in presence of platinum catalyst, which metal impurity acts as catalytic poison?

EASY

Chemistry>Physical Chemistry>Surface Chemistry>Catalysis

Which of the following is an example of homogeneous catalysis?

EASY

Chemistry>Physical Chemistry>Surface Chemistry>Catalysis

Which statement is incorrect for a catalyst?

EASY

Chemistry>Physical Chemistry>Surface Chemistry>Catalysis

Which of the following statements about enzymes is not correct?

HARD

Chemistry>Physical Chemistry>Surface Chemistry>Catalysis

For the reaction

2 {SO}_{2} (g) + O_{2} (g) + NO (g) \to 2 {SO}_{3} (g) + NO (g)

the catalyst is

EASY

Chemistry>Physical Chemistry>Surface Chemistry>Catalysis

Which one of the following statements is incorrect about enzyme catalysis?

EASY

Chemistry>Physical Chemistry>Surface Chemistry>Catalysis

The role of a catalyst in a reversible reaction is

EASY

Chemistry>Physical Chemistry>Surface Chemistry>Catalysis

The catalyst for the oxidation of

{SO}_{2}

{SO}_{3}

in the manufacture of sulphuric acid by Contact process is

EASY

Chemistry>Physical Chemistry>Surface Chemistry>Catalysis

Match the catalysts (Column

I

) with products (Column

II

)

	Column I		Column II
	Catalyst		Product
A.	$V_{2} O_{5}$	P.	Polyethylene
B.	$T i C l_{4} / A l {(M e)}_{3}$	Q.	Ethanal
C.	$P d C l_{2}$	R.	$H_{2} S O_{4}$
D.	Iron Oxide	S.	$N H_{3}$

MEDIUM

Chemistry>Physical Chemistry>Surface Chemistry>Catalysis

The catalyst used in the hydrogenation of oil is

MEDIUM

Chemistry>Physical Chemistry>Surface Chemistry>Catalysis

Match List $- I$ with List $- II$

	List $- I$ (process)		List $- II$ (catalyst)
(a)	Deacon's process	(i)	$ZSM - 5$
(b)	Contact process	(ii)	${CuCl}_{2}$
(c)	Cracking of hydrocarbons	(iii)	$Ni$
(d)	Hydrogenation of vegetable oils	(iv)	$V_{2} O_{5}$