Match List I with List II. List-I Enzyme List-II Conversion of A. Invertase I. Starch into maltose B. Zymase II. Maltose into glucose C. Diastase III. Glucose into ethanol D. Maltase IV. Cane sugar into glucose Choose the most appropriate answer from the options given below

A - IV , B - III , C - I , D - II

A - III , B - IV , C - II , D - I

A - III , B - II , C - I , D - IV

A - IV , B - II , C - III , D - I

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

Match List-I with List-II. List-I List-II A 4 NH 3 g + 5 O 2 g → 4 NO g + 6 H 2 O g I NO g B N 2 g + 3 H 2 g → 2 NH 3 g II H 2 SO 4 l C C 12 H 22 O 11 aq + H 2 O l → C 6 H 12 O 6 Glucose + C 6 H 12 O 6 Fructose III Pt s D 2 SO 2 g + O 2 g → 2 SO 3 g IV Fe s Choose the correct answer from the options given below

A - III , B - IV , C - II , D - I

A - II , B - III , C - I , D - IV

A - III , B - II , C - I , D - IV

A - III , B - II , C - IV , D - I

Match List - I with List - II. List –I (Processes/Reactions) List-II (Catalyst) A 2 SO 2 g + O 2 g → 2 SO 3 g I Fe s B 4 NH 3 g + 5 O 2 g → 4 NO g + 6 H 2 O g II Pt s - Rh s C N 2 g + 3 H 2 g → 2 NH 3 g III V 2 O 5 D Vegetable oil l + H 2 → Vegetable ghee(s) IV Ni s Choose the correct answer from the options given below

A - III , B - II , C - I , D - IV

A - III , B - I , C - II , D - IV

A - IV , B - III , C - I , D - II

A - IV , B - II , C - III , D - I

HARD

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Regarding catalysis select the correct statements

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Important Questions on Surface Chemistry

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

Which of the following statements about enzymes is not correct?

MEDIUM

Chemistry>Physical Chemistry>Surface Chemistry>Catalysis

In the reaction,

H_{2} O_{2} (aq) \overset{I^{-} (aq)}{\to} H_{2} O (l) + \frac{1}{2} O_{2} (g)

iodide ion acts as:

EASY

Chemistry>Physical Chemistry>Surface Chemistry>Catalysis

___ acts as a negative catalyst in the decomposition of

H_{2} O_{2}

MEDIUM

Chemistry>Physical Chemistry>Surface Chemistry>Catalysis

Which one of the following is an example for homogenous catalysis?

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

An example for homogeneous catalysis is

EASY

Chemistry>Physical Chemistry>Surface Chemistry>Catalysis

Match List I with List II.

	List-I Enzyme		List-II Conversion of
A.	Invertase	I.	Starch into maltose
B.	Zymase	II.	Maltose into glucose
C.	Diastase	III.	Glucose into ethanol
D.	Maltase	IV.	Cane sugar into glucose

Choose the most appropriate answer from the options given below

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.	$N H_{3}$

EASY

Chemistry>Physical Chemistry>Surface Chemistry>Catalysis

Which of the following is an example of homogeneous catalysis?

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)	$V_{2} O_{5}$

Choose the most appropriate answer from the options given below-

HARD

Chemistry>Physical Chemistry>Surface Chemistry>Catalysis

What is catalysis? How is catalysis classified? Give one example for each of the catalysis.

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

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

MEDIUM

Chemistry>Physical Chemistry>Surface Chemistry>Catalysis

Match List-I with List-II.

	List-I		List-II
A	$4 {NH}_{3} (g) + 5 O_{2} (g) \to 4 NO (g) + 6 H_{2} O (g)$	I	$NO (g)$
B	$N_{2} (g) + 3 H_{2} (g) \to 2 {NH}_{3} (g)$	II	$H_{2} {SO}_{4} (l)$
C	$C_{12} H_{22} O_{11} (aq) + H_{2} O (l) \to C_{6} H_{12} O_{6} (Glucose) + C_{6} H_{12} O_{6} (Fructose)$	III	$Pt (s)$
D	$2 {SO}_{2} (g) + O_{2} (g) \to 2 {SO}_{3} (g)$	IV	$Fe (s)$

Choose the correct answer from the options given below

HARD

Chemistry>Physical Chemistry>Surface Chemistry>Catalysis

Match List - I with List - II.

	List –I (Processes/Reactions)		List-II (Catalyst)
A	$2 {SO}_{2} (g) + O_{2} (g) \to 2 {SO}_{3} (g)$	I	$Fe (s)$
B	$4 {NH}_{3} (g) + 5 O_{2} (g) \to 4 NO (g) + 6 H_{2} O (g)$	II	$Pt (s) - Rh (s)$
C	$N_{2} (g) + 3 H_{2} (g) \to 2 {NH}_{3} (g)$	III	$V_{2} O_{5}$
D	Vegetable oil $(l) + H_{2} \to$ Vegetable ghee(s)	IV	$Ni (s)$

Choose the correct answer from the options given below

EASY

Chemistry>Physical Chemistry>Surface Chemistry>Catalysis

Which of the following is a character of catalyst?

HARD

Chemistry>Physical Chemistry>Surface Chemistry>Catalysis

Which property does NOT change on addition of a catalyst?

EASY

Chemistry>Physical Chemistry>Surface Chemistry>Catalysis

Which statement is incorrect for a catalyst?

Regarding catalysis select the correct statements

Important Questions on Surface Chemistry

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