Chemical Engineering MCQs

Page No. 702

Which of the following is not a food additive ?


aCitric acid


bInvertage


cBenzoyl peroxide


dAmmonium chloride


View Answer Ammonium chloride

Production of alcohol by fermentation of molasses is a/an _____________ process?


aAnaerobic


bAerobic


cEndothermic


dBoth B. and C.


View Answer Aerobic

Sulphuric acid solution having a specific gravity of 1.20 at room temperature is used mainly for the_______________?


aFertiliser manufacture


bCar battery solution


cSynthesis of oleum


dWater treatment


View Answer Car battery solution

The major constituents of glass are____________________?


aLime, clay and soda ash


bSand, lime and soda ash


cSilica, alumina and clay


dSilica, alumina and soda ash



Aryl benzene sulphonate (ABS) is a____________________?


aDetergent


bPlasticiser for unsaturated polyester


cStarting material for the synthesis of glycerine


dCoating ingredient for photographic film


View Answer Detergent

________________ is the major constituent of the Portland cement?


aCalcium carbonate


bCalcium oxide


cTricalcium silicate


dCalcium sulphate


View Answer Tricalcium silicate

The ideal pulp for the manufacture of paper should have high ____________________ content?


aCellulose


bLignin


cBoth A. & B.


dNone of these


View Answer Cellulose

Polythene is a/an ______________ polymerisation product?


aAddition


bCondensation


cThermosetting


dNone of these


View Answer Addition

Chemical name of ‘alum’ is__________________?


aBarium sulphate


bAluminium sulphate


cAluminium chloride


dCalcium sulphate


View Answer Aluminium sulphate

Sodium carbonate (soda ash) is not used in the manufacture of___________________?


aFire extinguishers


bSugar


cBaking powder


dDetergents


View Answer Detergents

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