Chemical Engineering Mcqs Archives

The coefficient of linear expansion of a solid is L. The volume V of a cube of this solid on being heated by 1?C will change by

A.VL
B.3L
C.3 VL
D.VL/3

A.is independent of temperature
B.increases with the pressure
C.has the dimensions of volume
D.is independent of pressure.

A.disulphides
B.sulphur
C.hydrogen sulphide
D.all of the above

A.its incomplete mixing
B.obstruction of inert gas molecules
C.chemical equilibrium
D.all of the above

A.thermal conductivity cell
B.mass spectrometer
C.polarograph
D.polarimeter

A.Shiny black
B.shiny white
C.Pale blue
D.Dull red

A.structural formula
B.molecular formula
C.empirical formula
D.graphic formula

A.10-11 %
B.89-90%
C.70-71%
D.29-30%

A.true for an ideal gas only
B.true for any real gas
C.true for ideal as well as real gases
D.not true for any gas

A.equal to the flash point
B.higher than the flash point
C.less than the flash point
D.equal to or less than the flash point