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WorksheetsProperties and Behavior of Gases-Diagnostic Quiz
Total questions: 25
Worksheet time: 18mins
what is a gas?
a substance or matter in a state in which it will expand freely to fill the whole of a container
the basic unit of a chemical element
an atom or molecule with a net electric charge due to the loss or gain of one or more electrons.
what is a liquid?
a substance that flows freely but is of constant volume
a substance or matter in a state in which it will expand freely
firm and stable in shape
What is a solid?
particles that are tightly compacted
particles that are not tightly compacted
How would you describe the way molecules move when the molecules are solid?
the molecules move only in their place in form of vibrations.
the molecules are moving around each other.
the molecules are moving away from each other.
the molecules are not moving
100 °C = _____ K
173 K
373K
273 K
0 K
Convert: 253 °C to K:
526 K
625 K
0 K
186 K
Convert: 0 K to °C
-273 °C
-273 K
273 °C
273 K
As the temperature of a substance rises, the average kinetic energy of the particles making up the substance
increases
decreases
remains the same
Absolute zero
indicates the complete absence of heat/energy
is the coldest possible temperature
is when all molecular motion stops
All of the above
Which statement about the molecules in the gas carbon dioxide is correct?
The molecules are close together.
The molecules are diatomic.
The molecules move randomly.
The molecules all move with the same speed.
