Chemical Engineering MCQs

Page No. 85

The intensive properties are_____________?


aMolar volume, density, viscosity and boiling point


bRefractive index and surface tension


cBoth A. and B


d None of these


View Answer Both A. and B

____________ alloys have the highest specific strength of all the structural materials out of the following?


aMagnetic steel


bTitanium


cChromium


dMagnesium


View Answer Titanium

Enthalpy of a gas depends upon its___________________?


aTemperature


bMass


cVolume


dPressure


View Answer Temperature

Pick out the wrong statement. A. The conversion for a gas phase reaction increases with decrease in pressure, if there is an increase in volume accompanying the reaction________________?


aWith increase in temperature, the equilibrium constant increases for an exothermic reaction


bThe equilibrium constant of a reaction depends upon temperature only


cThe conversion for a gas phase reaction increases with increase in pressure, if there is a decrease in volume accompanying the reaction


d None of these



Shock resisting steels should possess high___________________?


aHardness


bToughness


cTensile strength


dWear resistance


View Answer Toughness

Heat of formation of an element in its standard state is___________________?


a0


b2


cA function of pressure


d None of these


View Answer 0

Out of the following, copper vessels are the most suitable for the storage of__________________?


aBromine


bDry chlorine & dry fluorine


cNitric acid (95% and fuming)


dPhosphoric acid (95%) & sulphuric acid (95% and fuming)



An isolated system can exchange ______________ with its surroundings?


aMatter


bEnergy


cNeither matter nor energy


dBoth matter and energy



Plasticisers are added to polymers to improve their____________________?


aTensile strength


bSoftness & flexibility


cAcid resistance


dAlkali resistance



Kopp’s rule is used to calculate the heat capacity of___________________?


aSolids


bLiquids


cGases


dAll (A), B. & (C)


View Answer Solids

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