Chemical Engineering MCQs

Page No. 716

The gasification reaction represented by, C + H2O = CO + H2, is a/an _________________ reaction?


aExothermic

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bEndothermic

✓


cCatalytic

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dAutocatalytic

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View Answer Endothermic

H2S is scrubbed from refinery gases by absorption using ________________________?


aDilute H2SO4

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bEthanol amine

✓


cChilled water

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dTri-butyl phosphate

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View Answer Ethanol amine

Pasteurisation of milk means______________________?


aRemoval of fatty and albuminous substance from it

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bKilling of organisms present in it by heating it at controlled temperature without changing its natural characteristics

✓


cInhibiting the growth of micro-organisms without killing them

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dNone of these

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Sucrose is a disaccharide consisting of____________________?


aGlucose and glucose

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bGlucose and fructose

✓


cGlucose and galactose

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dFructose and galactose

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View Answer Glucose and fructose

All enzymes are made of______________________?


aFats

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bCarbohydrates

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cProteins

✓


dAmino acids

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View Answer Proteins

Essential oils are usually obtained using__________________?


aSteam distillation

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bExtractive distillation

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cSolvent extraction

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dLeaching

✓


View Answer Leaching

Which of the following is an organometallic compound ?


aIsopropyl alcohol

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bTetra-ethyl lead

✓


cZeolite

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dCumene

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View Answer Tetra-ethyl lead

Gelatine which is a nitrogenous organic protein is obtained by the hydrolysis of_________________?


aCollagen

✓


bTannin

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cMolasses

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dCarbohydrate

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View Answer Collagen

_________________ is not a constituent of gun powder?


aCarbon

✓


bCharcoal

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cSulphur

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dPotassium nitrate

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View Answer Carbon

Resistance to fusion of the refractory under a steady rising temperature condition is called ____________________ ?


aSpalling

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bRefractoriness

✓


cBoth A. & B.

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dNeither A. nor B.

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View Answer Refractoriness

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