Chemical Engineering Mcqs

Hydrogenation of oil takes place in a/an ____________________ reactor ?

• (A)  Autothermal
• (B)  Trickle bed
• (C)  Plug flow
• (D)  None of these

Answer

Submitted By :Ali Uppal

Salt is the basic raw material for the manufacture of____________________?

• (A)  Cement
• (B)  Glass
• (C)  Potteries
• (D)  Caustic soda

Answer

Submitted By :Ali Uppal

Glycerine is recovered from lye by ___________________?

• (A)  Evaporation followed by vacuum distillation
• (B)  Liquid extraction technique
• (C)  Extractive distillation technique
• (D)  None of these

Answer

Submitted By :Ali Uppal

Which of the following is not an antibiotic ?

• (A)  Penicillin
• (B)  Streptomycin
• (C)  Tetracycline
• (D)  Quinine

Answer

Submitted By :Ali Uppal

Enzymes are organic catalysts used in the ____________________ reactions ?

• (A)  Chemical
• (B)  Biochemical
• (C)  Photochemical
• (D)  Electrochemical

Answer

Submitted By :Ali Uppal

Rosin soap is added during paper manufacture to____________________?

• (A)  Impart adhesive properties
• (B)  Improve opacity
• (C)  Impart resistance to penetration by liquids
• (D)  None of these

Answer

Submitted By :Ali Uppal

Solvay process is used for the manufacture of____________________?

• (A)  Caustic soda
• (B)  Soda ash
• (C)  Caustic potash
• (D)  Soda lime

Answer

Submitted By :Ali Uppal

The purpose of tanning in leather industry is to____________________?

• (A)  Stiffen the leather
• (B)  Smoothen the leather
• (C)  Make it flexible
• (D)  Impart water resistance

Answer

Submitted By :Ali Uppal

The amount of benzene present in pure Benzol is about _______________ percent ?

• (A)  30
• (B)  50
• (C)  70
• (D)  90

Answer

Submitted By :Ali Uppal

Glycerine is a by-product of the ________________ industry ?

• (A)  Soap
• (B)  Detergent
• (C)  Oil hydrogenation
• (D)  Paint

Answer

Submitted By :Ali Uppal