Chemical Engineering MCQs

Page No. 716

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


aExothermic


bEndothermic


cCatalytic


dAutocatalytic


View Answer Endothermic

H2S is scrubbed from refinery gases by absorption using ________________________?


aDilute H2SO4


bEthanol amine


cChilled water


dTri-butyl phosphate


View Answer Ethanol amine

Pasteurisation of milk means______________________?


aRemoval of fatty and albuminous substance from it


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


dNone of these



Sucrose is a disaccharide consisting of____________________?


aGlucose and glucose


bGlucose and fructose


cGlucose and galactose


dFructose and galactose


View Answer Glucose and fructose

All enzymes are made of______________________?


aFats


bCarbohydrates


cProteins


dAmino acids


View Answer Proteins

Essential oils are usually obtained using__________________?


aSteam distillation


bExtractive distillation


cSolvent extraction


dLeaching


View Answer Leaching

Which of the following is an organometallic compound ?


aIsopropyl alcohol


bTetra-ethyl lead


cZeolite


dCumene


View Answer Tetra-ethyl lead

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


aCollagen


bTannin


cMolasses


dCarbohydrate


View Answer Collagen

_________________ is not a constituent of gun powder?


aCarbon


bCharcoal


cSulphur


dPotassium nitrate


View Answer Carbon

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


aSpalling


bRefractoriness


cBoth A. & B.


dNeither A. nor B.


View Answer Refractoriness

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