Elements Compounds Mixtures: Key Differences and Characteristics
Interactive Video
•
Chemistry, Science, Biology
•
6th - 8th Grade
•
Practice Problem
•
Easy
Patricia Brown
Used 4+ times
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a defining characteristic of an element?
It is always a compound.
It cannot be broken down by physical or chemical means.
It is made up of multiple types of atoms.
It can be broken down into simpler substances.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT an example of an element?
Carbon
Oxygen
Iron
Water
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a compound?
A pure substance of two or more elements chemically combined.
A heterogeneous mixture.
A mixture of elements that do not chemically combine.
A single element with unique properties.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a compound?
Oxygen
Sodium
Table salt
Iron
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the ratio of hydrogen to oxygen in water?
1:1
2:1
1:2
3:1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a characteristic of a mixture?
It is a pure substance.
It can be separated by physical means.
It has a fixed ratio of components.
It is always homogeneous.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of mixture is salad?
Homogeneous
Solution
Heterogeneous
Compound
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