Chemical Engineering MCQs

Page No. 725

Which is a high grade pulp ?


aRag pulp


bMechanical pulp


cSulphate pulp


dSulphite pulp


View Answer Sulphate pulp

____________________ is a thermosetting plastic ?


aPolythene


bEpoxy polymer


cP.V.C.


dPolystyrene


View Answer Epoxy polymer

Zeolite is used in the ____________________ ?


aWater treatment


bGlass manufacture


cHydrogenation of fatty oil as a catalyst


dDevelopment of exposed photographic plate


View Answer Water treatment

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


aChlorine dioxide (ClO2)


bMgO


cSO2 gas


dMercaptans



Manufacture of phthalic anhydride uses ______________ as a catalyst ?


aNi


bCr


cV2O5


dAl2O3


View Answer V2O5

Fat splitting catalyst is__________________?


aCaCO3


bZnO


cAl2O3


dFe


View Answer ZnO

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


aGives higher conversion efficiency


bHas a longer life and is not poisoned by arsenic


cHas a longer life and is not poisoned by arsenic


dAll A , B. and C.


View Answer All A , B. and C.

________________ acid is the main constituent of cotton seed oil ?


aAcetic


bLinoleic


cPalmitic


dOleic


View Answer Linoleic

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


a1 to 5


b5 to 10


c15 to 20


d20 to 30


View Answer 5 to 10

Hydrazine is used in water treatment for the removal of___________________?


aColloidal impurities


bDissolved oxygen


cTurbidity


dChlorinous taste


View Answer Dissolved oxygen

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