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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

Chemical Engineering MCQs designed for job test and interview preparation, particularly for fresh graduates, students, and candidates appearing in competitive exams. These multiple-choice questions cover important topics such as the fundamentals of chemical engineering, chemical processes, chemical reactions, process control, and instrumentation, along with other key concepts in the field.

Fish contains about _______________ percent oil ?

A 5

B 10

C 20

D 35

Review Detailed Answer

Correct Answer: 20

Solvent extracted oil________________?

A Has low free fatty acid content

B Is odourless

C Has more of unsaturates

D None of these

Review Detailed Answer

Correct Answer: None of these

______________ is obtained as a by-product in the manufacture of sodium hydroxide using brine ?

A Chlorine

B Ammonium chloride

C Sodium carbonate

D Sodium bi-carbonate

Review Detailed Answer

Correct Answer: Chlorine

Phenol is mainly used____________________?

A To produce benzene

B To produce phenol formaldehyde

C To produce polyester resin

D As a plasticiser for unsaturated polyester

Review Detailed Answer

Correct Answer: To produce phenol formaldehyde

Phthalic anhydride is used____________________?

A In making PVC

B As plasticisers

C In insecticides manufacture

D For making nylon-6

Review Detailed Answer

Correct Answer: As plasticisers

______________ glass has the lowest co-efficient of thermal expansion and hence is more heat resistant ?

A Pyrex

B Soda lime

C Lead

D High silica

Review Detailed Answer

Correct Answer: Pyrex

Which is the most suitable dye for synthetic fibres ?

A Acid dye

B Azoic dye

C Pigment dye

D Mordant dye

Review Detailed Answer

Correct Answer: Acid dye

Nickel is not used as a catalyst in the____________________?

A Fischer-Tropsch process

B Shift conversion

C Hydrogenation of oil

D Ostwald’s process of HNO3 manufacture

Review Detailed Answer

Correct Answer: Ostwald’s process of HNO3 manufacture

Hard water____________________?

A Does not affect the lather formation by soap

B Is not unfit for drinking purpose

C Pollutes the water stream

D All A, B. and C

Review Detailed Answer

Correct Answer: Is not unfit for drinking purpose

Zeolite removes both temporary as well as permanent hardness of water by precipitating calcium and magnesium present in water as insoluble zeolites. Used zeolite is regenerated by flushing with the solution of_____________________?

A Calcium sulphate

B Sodium chloride

C Sodium sulphate

D Magnesium chloride

Review Detailed Answer

Correct Answer: Sodium chloride

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Fish contains about _______________ percent oil ?

Solvent extracted oil________________?

______________ is obtained as a by-product in the manufacture of sodium hydroxide using brine ?

Phenol is mainly used____________________?

Phthalic anhydride is used____________________?

______________ glass has the lowest co-efficient of thermal expansion and hence is more heat resistant ?

Which is the most suitable dye for synthetic fibres ?

Nickel is not used as a catalyst in the____________________?

Hard water____________________?

Zeolite removes both temporary as well as permanent hardness of water by precipitating calcium and magnesium present in water as insoluble zeolites. Used zeolite is regenerated by flushing with the solution of_____________________?