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Liquids and Solids - 1
1.
Rigidity and tensile strength in thread making materials is because of ____________.
a) Molecular
b) Same and equal to 900
c) Ethalphy Change
d) Hydrogen bonding
2.
NaNO
3
is ___________ with CaCO
3
.
a) Allotropes
b) Decreased
c) Isoprophic
d) Increases
3.
Various polymorphic forms of an element are called___________.
a) Liquid crystals
b) Isoprophic
c) amorphous
d) Allotropes
4.
In vacuum distillation is the process in which boiling point of a liquid is __________.
a) Decreased
b) Transition temperature.
c) Increases
d) Non conductors
5.
Vapour pressure of liquid ___________ with increase in temperature.
a) Symmetry
b) Decreased
c) Transition temperature.
d) Increases
6.
Covalent crystals are ______________ of electricity.
a) Interfacial angles
b) Liquid crystals
c) Symmetry
d) Non conductors
7.
Tetragonal crystals have two axes equal and third one different while measure of angles is ___________.
a) Ethalphy Change
b) Transition temperature.
c) Same and equal to 900
d) Interfacial angles
8.
Solids whose particles do not possess a regular arrangement are called. _______________
a) amorphous
b) London
c) Isomorphic or orthorhombic
d) Ethalphy Change
9.
K
2
SO
4
is isomorphic to _____________.
a) K
2
CrO
4
b) Hydrogen bonding
c) Molecular
d) Electron gas theory
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