CHAPTER 1
ASSESSMENT
Chapter 1 Test
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Name:
Date:
Goal
To test your knowledge of chemical safety symbols, the particle theory of matter, chemical and
physical properties, and classification of matter.
What to Do
Read the instructions carefully before answering each set of questions.
Multiple Choice
Read each question and the list of possible
answers. Circle the best answer (1 mark each).
1. What does this safety symbol mean?
3. Material Safety Data Sheets (MSDS) are
required for every controlled substance.
What information is not found on an
MSDS?
(a) flammable and combustible
(a) manufacturer
(b) compressed gas
(b) first-aid treatment
(c) poisonous and infectious
(c) Hazardous Household Product Symbol
(d) oxidizing
(d) handling instructions
2. What does this safety symbol mean?
4. Which of the following statements best
describes water in the solid state?
(a) not infectious
(b) poisonous and infectious
(c) biohazardous and infectious
(d) dangerously reactive
(a) Particles of solid water sink in liquid
water.
(b) Particles are moving faster than in water
vapour.
(c) Particles are loosely packed.
(d) Particles are densely packed.
CHAPTER 1
ASSESSMENT
Chapter 1 Chapter Test
(continued)
5. Which description of particles is correct?
(a) Particles in a solid move apart from
each other to assume the shape of a
container.
(b) Particles in a gas move more slowly
than those in a liquid.
8. Which of the following is a pure substance?
(a) steel
(b) pile of salt and pepper
(c) gold
(d) crunchy peanut butter
(c) Particles in a solid just barely vibrate.
(d) Particles in a liquid do not move.
9. A science student is about to mix two
unlabelled chemicals. Which piece of
advice would you offer to this student?
6. Which of the following statements does not
belong in the particle theory of matter?
(a) All matter consists of tiny particles.
(b) The particles in mixtures can be easily
separated.
(c) All particles are in motion.
(a) Use caution since chemicals will form a
solid.
(b) Do not mix these chemicals. They may
react dangerously.
(c) Nothing will happen.
(d) Label the chemicals after mixing.
(d) There are spaces between particles.
10. Which of the following statements is false?
7. What physical property can be used to
distinguish between a 1 cm cube of copper
and a 1 cm cube of sugar?
(a) lustre
(b) size
(c) cost
(d) state
(a) Adding salt to water will make the
boiling temperature increase.
(b) Melting point is a physical property.
(c) Density is a chemical property.
(d) Water exists in three states of matter.
CHAPTER 1
ASSESSMENT
Chapter 1 Chapter Test
(continued)
Short Answer
Unless asked to do otherwise, answer the following questions in complete sentences.
11. A product’s safety label shows that it is
flammable and combustible. What two
things should you consider when choosing
a storage site for this substance? (2 marks)
13. If someone with a visual impairment
needed to identify a substance, what three
properties would help them recognize it?
(2 marks)
12. WHMIS labels are found in science labs.
14. Describe the three states of matter and
provide an example of each.
For each state, describe how the particles
behave. (3 marks).
(a) Name two other places WHMIS labels
are found (1 mark).
(b) Explain two reasons WHMIS training is
important in a wide variety of jobs (2
marks).
CHAPTER 1
ASSESSMENT
Chapter 1 Chapter Test
(continued)
Long Answer
In the space provided or on a separate piece of paper, answer the following questions. Use
complete sentences in your written work.
15. Material Safety Data Sheets (MSDS) are developed for every controlled substance. Describe
three kinds of information that can be found on an MSDS (3 marks).
16. Many substances are mixtures rather than pure substances. Identify two substances that may
be incorrectly labelled as being pure substances. Explain why these substances are actually
mixtures. (2 marks)