Chemical Engineering MCQs

Page No. 520

Which of the following processes consumes hydrogen ?


aFluid catalytic cracking


bVisbreaking


cPropane deasphalting


dNone of these



Catalyst used in catalytic reforming is__________________?


aPlatinum on alumina


bNickel


cIron


dAluminium chloride


View Answer Platinum on alumina

Penetration test determines the _____________ of the grease?


aStiffness


bLubricating properties (e.g. oilness)


cService temperature


dVariation in viscosity with temperature


View Answer Stiffness

In case of liquid petrofuels, momentary combustion is observed at its ________________________?


aFlash point


bPreheating temperature corresponding to viscosity of 25 centistokes


cFlame temperature


dFire point


View Answer Flash point

____________ is not an important refinery process for upgrading the quality of lubricating oil ?


aDeoiling


bSolvent refining


cClay treatment


dHydro-treatment


View Answer Deoiling

Petroleum ________________ ?


aIs optically active


bConstitutes mainly of olefins


cDoes not contain asphalt


dDoes not contain aromatics


View Answer Is optically active

Which of the following contains maximum sulphur ?


aDiesel


bPetrol


cKerosene


dFuel oil


View Answer Fuel oil

The colour of gasoline is an indication of its _________________?


aOctane number


bLead susceptibility


cGum forming tendency & thoroughness of refining


dNone of these



In petroleum refining, the process used for conversion of hydrocarbons to aromatics is________________?


aCatalytic cracking


bCatalytic reforming


cHydrotreating


dAlkylation


View Answer Catalytic reforming

Isomerisation converts the ___________________ tot-paraffins?


aParaffins


bOlefins


cNaphthenes


dNone of these


View Answer Paraffins

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