ICP Unit 1 Exam Study Guide Questions And
Correct Answers
An element is a substance that is composed of only one type of atom.
A. compound
b. element
C. homogeneous mixture
D. solution - ANSWER b. element
Which of the following is a mixture?
A. carbon dioxide
B. silicon dioxide
C. silicon
D. sand - ANSWER D. sand
Which of the following is a characteristic of a mixture?
A. has variable properties
B. contains only pure substances
C. has a fixed composition
D. made up of only one element - ANSWER A. possess different properties
A mixture that appears to be composed of only one substance is a(an):
A. homogeneous mixture.
B. compound.
C. heterogeneous mixture.
, D. element. - ANSWER A. homogeneous mixture.
You are ready to open a bottle of liquid cough medicine, when you notice that it says
"shake well before use." The medicine is likely to be a:
A. solution.
B. colloid.
C. pure substance.
D. suspension. - ANSWER D. suspension.
A substance that is transparent, colorless, and odorless and has a melting point of 0* C
and a boiling point of 100* C is most likely:
A. water
B. gold
C. hydrogen
D. table salt - ANSWER A. water
A material that is malleable and conducts electricity is probably:
A. wood
B. a metal
C. ice
D. motor oil - ANSWER B. a metal
Filtration can be used to separate mixtures based on:
A. their boiling points.
B. their densities.
C. their melting points.
D. the size of their particles. - ANSWER D. the size of their particles.
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