Chemical Process MCQs

Question 1

CO & H2 are the constituents of

Accepted Answer

All of the above

Answer

Producer gas

Answer

Water gas

Answer

Coke oven gas

Question 2

Polymerisation product of C2F4 (carbon tetraflouride) is called P.T.F.E. (poly chloro tetra flouro ethylene). It is also called

Accepted Answer

Teflon

Answer

Polyurethane

Answer

Silicone

Answer

Epoxy resin

Question 3

Hydrochloric acid is also known as

Accepted Answer

Muriatic acid

Answer

Oil of vitriol

Answer

Strong organic acid

Answer

Green acid

Question 4

Which of the following is a co-product during the manufacture of caustic soda by electrolysis of brine?

Accepted Answer

H2

Answer

Na2CO3

Answer

NaHCO3

Answer

None of these

Question 5

'Hollander beater' machine used in the paper manufacturing plant does not accomplish the task of

Accepted Answer

Final rolling out of paper

Answer

Cutting of fibres

Answer

Hydration of fibres

Answer

Fibrillation of fibre

Question 6

Coke used for the production of calcium carbide should have

Accepted Answer

All of the above

Answer

Low ash content

Answer

Low ignition temperature

Answer

High electrical resistivity

Question 7

In nylon-66, the first and second numbers (i.e., 6) respectively designate the number of carbon atoms present in the

Accepted Answer

Diamine and the dibasic acid

Answer

Diamine and the ring

Answer

Dibasic acid and the ring

Answer

None of these

Question 8

Nylon-6 is manufactured from

Accepted Answer

Caprolactum

Answer

Hexamethylene diamine and adipic acid

Answer

Hexamethylene diamine and maleic anhydride

Answer

Hexamethylene diamine and sebacic acid

Question 9

Oil is a/an

Accepted Answer

Mixture of glycerides of fatty acids

Answer

Mixture of glycerides

Answer

Solid at normal temperature

Answer

Ester of alcohols other than glycerine