Chemical Process MCQ Questions & Answers | Chemical Engineering Page-1 section-3

Section 1 Section 2 Section 3 Section 4 Section 5 Section 6 Section 7

1.
Main product in calcium carbide-water reaction is

A. Ca(OH)₂

B. C₂H₂

C. CO₂

D. CaCO₃

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2.
CaCl(OCl) is the chemical formula of

A. Hypo

B. Bleaching powder

C. Plaster of paris

D. Aqua regia

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3.
Carboxymethyl cellulose (CMC) is added in detergents to

A. Prevent redeposition of soil on cleaned surface

B. Act as optical brightening agent

C. Inhibit corrosion in washing machines made of aluminium

D. None of these

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4.
Which of the following is used as a coagulant in water treatment?

A. Chloramine

B. Chlorine

C. Ferrous sulphate

D. Hydrogen peroxide

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5.
Coal tar is used as a

A. Binding material for coal briquettes

B. Fuel in rotary kiln

C. Binder in making carbon electrodes

D. All of the above

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6.
The process involved in converting rubber into a thin sheet or coating it on fabric is called

A. Extrusion

B. Mastication

C. Calendering

D. Valcanisation

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7.
Raw material used in alcohol distilleries in India is

A. Molasses

B. Benzol

C. Methylated spirit

D. None of these

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8.
Fermentation of molasses to produce ethyl alcohol is done at __________ °C

A. 20 - 30

B. < - 5

C. 100 - 150

D. 250 - 300

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9.
The end bleaching agent used to move last traces of colour bodies from the pulp is

A. Chlorine dioxide (ClO₂)

B. MgO

C. SO₂ gas

D. Mercaptans

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10.
Styrene-butadiene-rubber (SBR) as compared to natural rubber has

A. Poorer tensile strength

B. Poorer resistance to oxidation

C. Greater amount of heat build-up under heavy loading

D. All of the above

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Chemical Process MCQ Questions & Answers | Chemical Engineering

1. Main product in calcium carbide-water reaction is

Answer & Solution

2. CaCl(OCl) is the chemical formula of

Answer & Solution

3. Carboxymethyl cellulose (CMC) is added in detergents to

Answer & Solution

4. Which of the following is used as a coagulant in water treatment?

Answer & Solution

5. Coal tar is used as a

Answer & Solution

6. The process involved in converting rubber into a thin sheet or coating it on fabric is called

Answer & Solution

7. Raw material used in alcohol distilleries in India is

Answer & Solution

8. Fermentation of molasses to produce ethyl alcohol is done at __________ °C

Answer & Solution

9. The end bleaching agent used to move last traces of colour bodies from the pulp is

Answer & Solution

10. Styrene-butadiene-rubber (SBR) as compared to natural rubber has

Answer & Solution

Read More Section(Chemical Process)

1.
Main product in calcium carbide-water reaction is

2.
CaCl(OCl) is the chemical formula of

3.
Carboxymethyl cellulose (CMC) is added in detergents to

4.
Which of the following is used as a coagulant in water treatment?

5.
Coal tar is used as a

6.
The process involved in converting rubber into a thin sheet or coating it on fabric is called

7.
Raw material used in alcohol distilleries in India is

8.
Fermentation of molasses to produce ethyl alcohol is done at __________ °C

9.
The end bleaching agent used to move last traces of colour bodies from the pulp is

10.
Styrene-butadiene-rubber (SBR) as compared to natural rubber has