5.2 Separating mixtures

Quiz
•
Chemistry, Science
•
7th - 8th Grade
•
Hard
Kirsten Stewart
Used 157+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Orange squash is a mixture because:
it is safe to drink.
it always contains the same proportions of each ingredient.
it has a number of different ingredients which can be in different amounts.
it is a single pure substance which cannot be split up.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can the different liquids in a mixture be separated?
distillation
crystallisation
filtration
chromatography
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How could you separate a mixture of iron and sulphur?
filtering
using a sieve
evaporation
using a magnet
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The melting point of a pure substance is:
the same as the freezing point.
the same as the boiling point.
lower than the freezing point.
higher than the boiling point.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which row in the table shows the correct freezing and boiling points for water?
A
B
C
D
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If you add impurities to a substance, what happens to the melting and boiling points?
A
B
C
D
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Filtering separates:
a liquid from a solution
two solids in a mixture
a solid from a liquid
two liquids in a mixture.
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