
Pure Substances and Mixtures
Authored by Amy Quinn
Chemistry
7th Grade
Used 1+ times

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23 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
__________________ is the name given to a pure substance containing only one type of atom.
Element
Compound
Molecule
Mixture
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Air is a(an) ______________ of many gases that are odourless and colourless.
Compound
Element
Mixture
Atom
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is another term for an homogeneous mixture?
Element
Solution
Compound
Pure substance
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which of the following is a homogeneous mixture?
Sandy water
Silver
Ice cubes in orange juice
Vinegar
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which of the following is a heterogeneous mixture?
Soil
Steel
Air
Vinegar
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which of the following statements is false about mixtures?
Mixtures can be liquids, gases, and solids.
A mixture has a fixed chemical composition.
The substances retain their identities in a mixture.
Mixture can be separated into simpler substances by physical process.
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which of the following is a compound?
Air
Salt water
Water
Aluminium foil
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