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WorksheetsScience 14 Chemistry Unit Review
Total questions: 20
Worksheet time: 10mins
What does MSDS stand for?
Material Safety Data Sheet
Most Safe Data Sheet
Material Solubility Data Sheet
Materials Storing and Disposing Sheet
Is baking soda a mechanical mixture, pure compound, or solution?
Mechanical Mixture
Pure Compound
Solution
Is vinegar a mechanical mixture, pure compound, or solution?
Mechanical Mixture
Pure Compound
Solution
Is salsa a mechanical mixture, pure compound, or solution?
Mechanical Mixture
Pure Compound
Solution
What is NOT part of the particle model of matter?
Matter is made up of very small atoms
there are spaces between particles
all matter is made of living cells
atoms are in a constant state of motion
The COLOUR of something is a _____________ property.
physical
chemical
mechanical
The FLAMMABILITY of something is a _____________ property.
physical
chemical
mechanical
The SMELL of something is a _____________ property.
physical
chemical
mechanical
If a bracelet is 20% Zinc and 80% copper, zinc is the:
solute
solvent
solution
Distilled water is a:
solution
pure substance
element
mechanical mixture
g/L is a measure of:
solubility
state
insolubility
concentration
INCREASING temperature will _________ solubility
decrease
increase
have no effect on
stirring the mixture will _________ solubility
increase
decrease
have no effect on
Pure distilled vinegar is a/an:
acid
base
neutral substance
polar substance
Salt water is a/an:
acid
base
neutral substance
polar substance
Bases will turn blue litmus paper ______.
red
blue
A solution of baking soda will turn red litmus paper ______ .
red
blue
The pH scale goes from:
0-12
1-14
1-12
0-14
Bases are classified as a substance that is ______ on the pH scale.
0-6.9
7.0-14
0-7
7.1-14
Corrosion is a chemical reaction that REQUIRES:
oxygen
rust
copper
carbon dioxide
