Physical And Chemical Properties Question Preview (ID: 21023)
Physical And Chemical Properties.
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Physical and chemical properties can be used to identify substances.
a) True
b) False
c)
d)
The temperature in which a solid can turn into a liquid is known as ___ ___.
a) turning point
b) melting point
c) boiling point
d) evaporation
When a substance changes from a liquid to a gaseous state, this is said to be the ___ ___.
a) boiling point
b) starting point
c) melting point
d) ending point
Which one is an example of a physical change?
a) paper burning
b) iron rusting
c) new substances forming
d) change in shape
Denisity is a property that explains the relationship between ___ and ___
a) size/shape
b) mass/volume
c) distance/time
d) color/texture
Lead is heavier than aluminum. Which Physical Property is being observed?
a) Color change
b) Density
c) melting point
d) Boiling point
Chemical properties can also be used to identify a substance. They can only be recognized when substances react. This means the substance(s) undergo a change in ___.
a) volume
b) shape
c) size
d) composition
Which of the following is an example of a chemical property?
a) density
b) burning
c) color
d) boiling point
Which of te following describes a slow reaction with oxygen over time?
a) burning
b) melting
c) rusting
d) boiling
A chemical property of one substance involves its ability to react (or not react) with another specific substance.
a) True
b) False
c)
d)
Which is a sign that a chemical property is being expressed?
a) boiling
b) bubbling
c) freezing
d) melting
Which of the following is a chemical change?
a) Ice melting
b) Stomach acid digest food
c) glass breaking
d) cutting paper
Which describes a chemical property?
a) slowly rust when exposed to water
b) has a melting point of 100 degrees C
c) a good conductor
d)
Mary has a sample of an unknown metal. Which property could she use to help identify her sample?
a) ability to burn
b) melting point
c) ability to rust
d)
What is it called when a solid changes directly into a gas, without ever becoming a liquid?
a) sublimation
b) condensation
c) melting
d)
What is it called when two liquids form a solid?
a) sublimation
b) precipitate
c) gas
d) ice
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