Chemical Engineering MCQs

Page No. 737

The basic constituent of vegetable oils is ___________________?


aTriglyceride


bFatty acids


cFatty alcohol


dMono esters


View Answer Triglyceride

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


a10 atm., 800 °C


b10 atm., 170-180°C


c1 atm., 170 – 180°C


d1 atm., 800°C


View Answer 10 atm., 170-180°C

Glass is__________________?


aMainly CaO


bSubjected to galvanising


cA super cooled liquid


dAll A , B. and C.


View Answer A super cooled liquid

Sulphur addition in soap is done to _____________________?


aImprove the soap texture


bCure pimples & dandruff


cFasten lather formation


dIncrease its cleansing action



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


bOxidation of Cl- ions


cReduction of Na+ ions


dReduction of Cl- ions


View Answer Oxidation of Cl- ions

Esterification reaction produces _________________?


aDetergent


bVanaspati


cSoap


dMercaptans


View Answer Soap

Haemoglobin is a/an____________________?


aAmino acid


bBiological catalyst


cProtein


dEnzyme


View Answer Protein

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


a-83


b-183


c-196


d-218


View Answer -183

Hydrophilic group of a soap or detergent solution is____________________?


aWater hating


bSoil loving


cWater loving


dNone of these


View Answer Water loving

The chamber process is______________________?


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


bNon-catalytic and operates only on pyrites


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


dNone of these


View Answer None of these

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