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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.

Margarine is a/an____________________?

A Fat

B Explosive

C Plasticiser

D Rocket propellant

Review Detailed Answer

Correct Answer: Fat

Bromine content in sea water may be around _________________ ppm?

A 70

B 640

C 1875

D 2500

Review Detailed Answer

Correct Answer: 70

Heating of _______________ to 120°C, produces plaster of paris ?

A Blue vitriol

B Gypsum

C Calcium silicate

D Calcium sulphate

Review Detailed Answer

Correct Answer: Gypsum

Which of the following is used as a binding material in soap to improve soap texture ?

A Rosin

B Borax

C Benzyl acetate

D Sodium carbonate

Review Detailed Answer

Correct Answer: Borax

Glauber’s salt is chemically represented by____________________?

A Na2SO4.10H2O

B CaCl(OCl)

C CaSO4.H2O

D (NH4)2SO4

Review Detailed Answer

Correct Answer: Na2SO4.10H2O

Main constituents of Portland cement are calcium aluminate and__________________?

A Gypsum

B Silicates

C Sodium silicate

D Carbonates

Review Detailed Answer

Correct Answer: Silicates

The purpose of adding Na2CO3 to water of low alkalinity is to__________________?

A Permit the use of alum as a coagulant

B Increase the softening capacity of zeolite

C Facilitate easy regeneration of zeolite

D All A , B. and C.

Review Detailed Answer

Correct Answer: Permit the use of alum as a coagulant

Zeolite used in water softening process (cation exchange) is regenerated by washing with___________________?

A Brine

B Chloramines

C Sodium bisulphite

D Liquid chlorines

Review Detailed Answer

Correct Answer: Brine

The product obtained on mixing calcium oxide with water is called __________________?

A Quicklime

B Slaked lime

C Milk of lime

D None of these

Review Detailed Answer

Correct Answer: Slaked lime

Which of the following additives/water proofing agents is added to lower the hydrophilic (moisture loving) characteristic of cement ?

A Xanthates

B Stearic acid

C Calcium & aluminium stearate

D Formic acid

Review Detailed Answer

Correct Answer: Calcium & aluminium stearate

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Margarine is a/an____________________?

Bromine content in sea water may be around _________________ ppm?

Heating of _______________ to 120°C, produces plaster of paris ?

Which of the following is used as a binding material in soap to improve soap texture ?

Glauber’s salt is chemically represented by____________________?

Main constituents of Portland cement are calcium aluminate and__________________?

The purpose of adding Na2CO3 to water of low alkalinity is to__________________?

Zeolite used in water softening process (cation exchange) is regenerated by washing with___________________?

The product obtained on mixing calcium oxide with water is called __________________?

Which of the following additives/water proofing agents is added to lower the hydrophilic (moisture loving) characteristic of cement ?