Chemical Engineering MCQs

Page No. 729

________________ acid is an unsaturated fatty acid ?


aPalmitic

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bOleic

✓


cStearic

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dOxalic

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View Answer Oleic

Which of the following paper does not require a filler during manufacture ?


aBond paper

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bWriting paper

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cBlotting paper

✓


dColoured paper

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View Answer Blotting paper

Fourdrinier machine is used in the manufacture of ___________________?


aSugar

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bPaper

✓


cAlcohol from molasses

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dPhenol formaldehyde

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View Answer Paper

A mineral is termed as ‘ore’, if ____________________?


aA metal can be economically extracted from it

✓


bIt contains ≥ 40% metal

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cThe metal present in it is costly

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dAll A , B. and C.

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Na2CO3 is called _________________?


aWashing soda

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bSoda ash

✓


cPlaster of Paris

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dCalcite

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View Answer Soda ash

Hydrogenation of oil takes place in a/an ____________________ reactor ?


aAutothermal

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bTrickle bed

✓


cPlug flow

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dNone of these

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View Answer Trickle bed

Salt is the basic raw material for the manufacture of____________________?


aCement

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bGlass

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cPotteries

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dCaustic soda

✓


View Answer Caustic soda

Glycerine is recovered from lye by ___________________?


aEvaporation followed by vacuum distillation

✓


bLiquid extraction technique

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cExtractive distillation technique

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dNone of these

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Which of the following is not an antibiotic ?


aPenicillin

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bStreptomycin

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cTetracycline

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dQuinine

✓


View Answer Quinine

Enzymes are organic catalysts used in the ____________________ reactions ?


aChemical

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bBiochemical

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cPhotochemical

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dElectrochemical

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View Answer Biochemical

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