Chemical Engineering MCQs

Page No. 717

Cumene (isopropyl benzene) is made by ____________________?


aOxidation of naphthalene

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bPropylene alkylation of benzene

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cPolymerisation of a mixture of benzene & propylene

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dNone of these

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Setting of plaster of Paris is accompanied with___________________?


aHydration

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bDehydration

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cHydrolysis

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dLoss of CO2

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View Answer Hydration

Vanillin is a type of____________________?


aAnti-pyretic drug

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bFood preservative

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cFlavour

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dDye

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View Answer Flavour

Polycaprolactam is commercially known as___________________?


aNylon-6

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bNylon-66

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cDacron

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dRayon

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View Answer Nylon-6

Zeolite is a/an___________________?


aNaturally occuring clay which is capable of exchanging cations

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bAbrasive material

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cCatalyst used in shift conversion

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dNone of these

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Which one of the following is not likely to be a constituent of vegetable oils ?


aCitric acid

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bOleic acid

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cStearic acid

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dGlycerol

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View Answer Citric acid

Pick out the wrong statement ?


aCatalytic hydrogenation of carbon monoxide produces methyl alcohol

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bIn nylon-6, the number 6 represents the total number of carbon atoms in the ring

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cRaw materials for DDT manufacture are benzene and chlorine

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dEthanolamines are produced by using ammonia and ethylene oxide as raw material

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Nickel is not used as a catalyst in the __________________ reaction ?


aShift conversion

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bOil hydrogenation

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cSteaming reforming of naphtha

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dAmmonia cracking/dissociation

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View Answer Shift conversion

Main constituent of dolomite is __________________?


aCaCO3

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bMgCO3

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cK2CO3

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dNa2CO3

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View Answer MgCO3

Alum [Al2(SO4)3] is used as a coagulant in water treatment to remove____________________?


aColour

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bTurbidity

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cBacteria

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dAll A , B. and C.

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View Answer All A , B. and C.

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