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WorksheetsLesson 2
Total questions: 15
Worksheet time: 3mins
The properties of · · · · · · · · · · of water is the same properties of 100 ml of it.
an atom
a molecule
an ion
an element
The motion of solid molecules is..............
limited
unlimited
completely free
the most
On adding 30 cm3 of water to 20 cm3 of alcohol, the volume of the mixture becomes·······cm3
30
48.8
50
52
The inter molecular spaces among the molecules of ……… are very small.
Mercury
Water
iron
Nitrogen
The liquid matter is characterized by all of the following except · · · · · · · · · ·
The inter molecular distances among its molecules are intermediate.
it takes the shape of the container
The inter molecular force among its molecules is very small
The motion of its molecules is more free
The intermolecular spaces among the molecules of oxygen gas is · · · · · · · · · ·
medium
very large
very small
no correct answer
The attraction force among solid molecules is. ………….
medium
large
very small
no correct answer
The attraction force between water molecules is. ……. that between water vapor molecules.
More than
Less than
equal to
No answer
The · · · · · · · · · · matter doesn't take the shape of the container
Solid
Liquid
Gaseous
No correct answer
On heating a solid substance ··········
the speed of its molecules increases
The intermolecular spaces among its molecules increase
The attraction force among its molecules decreases
All of the previous answers.
On heating a liquid substance ..........
the speed of its molecules increases
The intermolecular spaces among its molecules increase
The attraction force among its molecules decreases
All of the previous answers.
The melting process reverses the.......... process.
Vaporization
freezing
Condensation
No correct answer
From inert gases is . . . . . . . . ..
nitrogen
helium
oxygen
hydrogen
All of the following are diatomic gaseous molecules except . . . . . . . . ..
Mercury
Hydrogen
Nitrogen
Chlorine
Which one of the following molecules contains the largest number of atoms?
Hydrogen chloride
Bromine
Ammonia
Water
