Chemical Process MCQ Questions & Answers | Chemical Engineering

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21.
Main constituents of portland cement are calcium aluminate and

A. Gypsum

B. Silicates

C. Sodium silicate

D. Carbonates

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22.
A mineral is termed as 'ore', if

A. A metal can be economically extracted from it

B. It contains ≥ 40% metal

C. The metal present in it is costly

D. All of the above

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23.
Pick out the wrong statement.

A. High early strength cement are made from materials having high silica to lime ratio

B. The function of gypsum in cement is to enhance its initial setting rate

C. Acid resistant cements are known as silicate cement

D. Major component of greyish portland cement is tricalcium silicate

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24.
Which of the following is not produced on commercial scale from sea water?

A. Bromine

B. Magnesium compounds

C. Potassium compounds

D. Sodium sulphate

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25.
Reverse osmosis is normally used for the

A. Separation of isotopes of uranium from gaseous uranium hexaflouride

B. Separation of helium from natural gas

C. Desalination of brackish water to produce potable (drinking) water

D. Purification of oxygen

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26.
The only commercial Fischer-Tropsch plant for producing liquid hydrocarbon fuel from coal is located at

A. SASOL (in South Africa)

B. Redcar (U.K.)

C. Los-Angles (U.S.A.)

D. Trombay (India)

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27.
In an integrated steel plant, NH₃ present in coke oven gas is normally recovered as

A. (NH₄)₂SO₄

B. NH₄Cl

C. (NH₄)₂NO₃

D. Liquid NH₃

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28.
Pick out the wrong statement.

A. Pasteurisation of milk involves moderate heating followed by cooling

B. Bakeries and breweries make use of yeasts

C. Enzyme is a complex nitrogenous compound

D. Oils and fats are alkaloids

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29.
Fermentation is adversely affected by the

A. Presence of air

B. Absence of air

C. High concentration

D. Presence of ammonium salts

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30.
Nitrogen is an essential component of

A. Mineral salts

B. Carbohydrates

C. Fats

D. Proteins

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Chemical Process MCQ Questions & Answers | Chemical Engineering

21. Main constituents of portland cement are calcium aluminate and

Answer & Solution

22. A mineral is termed as 'ore', if

Answer & Solution

23. Pick out the wrong statement.

Answer & Solution

24. Which of the following is not produced on commercial scale from sea water?

Answer & Solution

25. Reverse osmosis is normally used for the

Answer & Solution

26. The only commercial Fischer-Tropsch plant for producing liquid hydrocarbon fuel from coal is located at

Answer & Solution

27. In an integrated steel plant, NH3 present in coke oven gas is normally recovered as

Answer & Solution

28. Pick out the wrong statement.

Answer & Solution

29. Fermentation is adversely affected by the

Answer & Solution

30. Nitrogen is an essential component of

Answer & Solution

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21.
Main constituents of portland cement are calcium aluminate and

22.
A mineral is termed as 'ore', if

23.
Pick out the wrong statement.

24.
Which of the following is not produced on commercial scale from sea water?

25.
Reverse osmosis is normally used for the

26.
The only commercial Fischer-Tropsch plant for producing liquid hydrocarbon fuel from coal is located at

27.
In an integrated steel plant, NH₃ present in coke oven gas is normally recovered as

28.
Pick out the wrong statement.

29.
Fermentation is adversely affected by the

30.
Nitrogen is an essential component of