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Carbon Monoxide

List -I ...

Question

List -I List -2
A. Abrasive 1. Silanes
B. Lubricant 2. SiC
C. Reducing agents 3. Graphite
D. Fuel 4. Producer gas

A

1 3 4 2

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B

2 3 1 4

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C

3 1 4 2

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D

1 4 3 2

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Solution

The correct option is B 2 3 1 4
SiC are used as abrasives.
Graphite is used as lubricant.
Silanes are reducing agents.
Producer gas is a fuel.

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Q. List -I List -2
A. IVA group 1. Crystalline form
B. Onyx 2 Amorphous form of silica
C. Lubricant 3. Graphite
D. Hardest material 4.ns2 np2
5. Diamond
The correct match with A B C D is ?

Q. Match List-1 with List-2 and select the correct answer using the codes given below the lists :
List-1
A. Fineness of cement
B. Setting time
C. Soundness
D. Workability

List-2
1. Le-Chatelier apparatus
2. Vicat's needle
3. Air permeability apparatus
4. Slump cone

A B C D
1 2 3 4
3 1 4 2
3 2 1 4
1 4 3 2

Q. Match list 1 and list 2.

List -I List -2

C O + H_{2}

1. Producer gas
B)

C O + N_{2}

2. Semi water gas
C)

C O + H_{2} + N_{2}

3. Water gas
D)

H_{2} + C H_{4} + C O

Match List-1 with List-2.

List -1 List-2
A)

C H_{3} C O O N a + C H_{3} C O O H

1)Acidic due to cationic hydrolysis
B)

N H_{4} C l + N H_{4} O H

2)Basic due to anionic hydrolysis
C) aqueous

A l C l_{3}

3) Basic buffer solution
D) aqueous

N a_{2} C O_{3}

4)Acidic buffer solution

Q. Match List I and List II and select the correct answer by using the codes given below.
List I List II
A. Water gas 1. CH₄
B. Producer gas 2. CO + H₂
C. Coal gas 3. H₂ + CH₄ + CO₂
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