Chapter-4 - 11th - Liquids and Solids Preparation Multiple Questions and Answers.




46.Crystalline solids can be identified easily from their
A. Sharp melting point
B. Definite geometry
C. Transition temperature
D. Colour

47.Boiling points of hydrocarbons increase with the increase in number of carbon atoms. It is mainly due to
A. More strength of H-bonding
B. More strength of London forces
C. Less polarizability
D. All of the above

48.Ice is ___________ crystal
A. Metallic
B. Molecular
C. Covalent
D. Ionic

49.Select a pair of compounds which are isomorphic in nature.
A. NaCI and KNO3
B. MgO and NaF
C. KNO3 and MgO
D. NaF and CaCO3

50.The viscosity of solids is
A. Infinite
B. Negligible
C. Medium
D. No concept of viscosity in solid

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