Liquids and Solids

Liquids and Solids - 11

1. Crystalline forms of the same substance can co-exist in equilibrium with each other at its.

a) Melting point
b) None of these.
c) Boiling point
d) Transition temperature

2. Crystal lattice of substances can be categorized into.

a) none of these.
b) Six types
c) Seven types
d) Five types

3. Covalent solids are composed of.

a) different molecules
b) ions
c) it can be any of the above.
d) neutral atom

4. Carbon atoms of diamond are

a) SP hybridized
b) unhybridized.
c) SP₂ hybridized
d) SP₃ hybridized

5. Molecular crystals are generally.

a) unstable
b) Hard
c) donot exist.
d) Relatively

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