Chemical Engineering MCQs

Page No. 725

Which is a high grade pulp ?


aRag pulp

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bMechanical pulp

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cSulphate pulp

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dSulphite pulp

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View Answer Sulphate pulp

____________________ is a thermosetting plastic ?


aPolythene

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bEpoxy polymer

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cP.V.C.

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dPolystyrene

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View Answer Epoxy polymer

Zeolite is used in the ____________________ ?


aWater treatment

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bGlass manufacture

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cHydrogenation of fatty oil as a catalyst

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dDevelopment of exposed photographic plate

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View Answer Water treatment

The end bleaching agent used to move last traces of colour bodies from the pulp is ____________________?


aChlorine dioxide (ClO2)

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bMgO

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cSO2 gas

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dMercaptans

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Manufacture of phthalic anhydride uses ______________ as a catalyst ?


aNi

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bCr

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cV2O5

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dAl2O3

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View Answer V2O5

Fat splitting catalyst is__________________?


aCaCO3

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bZnO

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cAl2O3

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dFe

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View Answer ZnO

In the manufacture of H2SO4, vanadium catalyst as compared to platinum catalyst___________________?


aGives higher conversion efficiency

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bHas a longer life and is not poisoned by arsenic

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cHas a longer life and is not poisoned by arsenic

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dAll A , B. and C.

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View Answer All A , B. and C.

________________ acid is the main constituent of cotton seed oil ?


aAcetic

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bLinoleic

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cPalmitic

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dOleic

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View Answer Linoleic

Sugar content in sugarcane on cane basis is about _______________ percent by weight ?


a1 to 5

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b5 to 10

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c15 to 20

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d20 to 30

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View Answer 5 to 10

Hydrazine is used in water treatment for the removal of___________________?


aColloidal impurities

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bDissolved oxygen

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cTurbidity

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dChlorinous taste

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View Answer Dissolved oxygen

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