Chemistry MCQs

Page No. 71

Boiling point elevations can be measured by__________________?


aBeckmanns method


bLandsbergers method


cLinds method


dnone of the above


View Answer Landsbergers method

Solubility of KCIO3 gives__________________?


acontinuous and falling solubility curve


bdiscontinuous and falling solubility curve


ccontinuous and rising solubility curve


ddiscontinuous and rising solubility curve



Mixtures which distill over without change in composition called___________________?


azeotropic mixture


bazeotropic mixture


camphoteric mixture


dideal solution


View Answer azeotropic mixture

The relative lowering of vapour pressure is_____________________?


aequal to the mole fraction of solvent


bequal to the mole fraction of solute


cdirectly proportional to the mole fraction of solute


dBoth B and C


View Answer Both B and C

In partially miscible liquids the two layers are___________________?


asaturated solutions of each liquid


bunsaturated solutions of each liquid


cnormal solution of each liquid


dno layer formation takes place



Number of moles in 1 kg of solvent is called_________________?


anormality


bmolarity


cmolality


dmole fraction


View Answer molality

Solution with maximum concentration of solute at given temperature is called________________?


aSuper saturated solution


bunsaturated solution


csaturated solution


ddilute solution


View Answer saturated solution

Homogeneous mixture of two or more than two compounds is called__________________?


asolution


bcompound


cradical


dion


View Answer solution

When common salt is dissolved in water ?


aBoiling point of water decrease


bBoiling point of water increase


cBoiling point of water remains same


dNone of the above



Which of the following are the conditions of colligative properties_______________?


aNon-electrolye solute


bNon-volatile solute


cDilute solution


dAll of the above


View Answer All of the above

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