Chemical Engineering MCQs

Page No. 737

The basic constituent of vegetable oils is ___________________?


aTriglyceride

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bFatty acids

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cFatty alcohol

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dMono esters

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View Answer Triglyceride

In sulphate pulp manufacture, the pressure and temperature in the digestor is____________________?


a10 atm., 800 °C

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b10 atm., 170-180°C

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c1 atm., 170 – 180°C

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d1 atm., 800°C

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View Answer 10 atm., 170-180°C

Glass is__________________?


aMainly CaO

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bSubjected to galvanising

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cA super cooled liquid

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dAll A , B. and C.

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View Answer A super cooled liquid

Sulphur addition in soap is done to _____________________?


aImprove the soap texture

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bCure pimples & dandruff

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cFasten lather formation

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dIncrease its cleansing action

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Chlorine gas is produced by the electrolysis of brine (NaCl solution with solid NaCl make up) in mercury electrolytic cell. Which of the following is the anodic reaction ?


aOxidation of Na+ ions

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bOxidation of Cl- ions

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cReduction of Na+ ions

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dReduction of Cl- ions

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View Answer Oxidation of Cl- ions

Esterification reaction produces _________________?


aDetergent

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bVanaspati

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cSoap

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dMercaptans

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View Answer Soap

Haemoglobin is a/an____________________?


aAmino acid

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bBiological catalyst

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cProtein

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dEnzyme

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View Answer Protein

Oxygen is separated by distillation from air after its liquefaction. The boiling point of oxygen is about ______________ °C ?


a-83

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b-183

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c-196

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d-218

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View Answer -183

Hydrophilic group of a soap or detergent solution is____________________?


aWater hating

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bSoil loving

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cWater loving

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dNone of these

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View Answer Water loving

The chamber process is______________________?


aPreferred over contact process for producing 98 to 100% H2SO4 and various oleums

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bNon-catalytic and operates only on pyrites

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cA batch process for directly producing high strength (98 to 100%) H2SO4

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dNone of these

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View Answer None of these

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