Test Bank for General Organic and Biological Chemistry 1st Edition Owens
Chapter 1 Introduction to Chemistry
1.1 Multiple-Choice Questions
1) Helium is a(n)
- compound.
- heterogeneous mixture.
- element.
- homogeneous mixture.
- electron.
Answer: C
Objective: 1.2
Global Outcomes: G2
2) Air is a(n)
- compound.
- heterogeneous mixture.
- element.
- homogeneous mixture.
- None of the above.
Answer: D
Objective: 1.2
Global Outcomes: G2
3) Coins in a piggy bank is a(n)
- compound.
- heterogeneous mixture.
- element.
- homogeneous mixture.
- None of the above.
Answer: B
Objective: 1.2
Global Outcomes: G2
4) The primary substances of which all other things are composed are
- molecules.
- compounds.
- elements.
- electrons.
- protons.
Answer: C
Objective: 1.2
Global Outcomes: G2 1 / 4
5) Which of the following is a property of a solid?
- It takes the shape of the container.
- It fills the volume of the container.
- The particles move at a rapid rate.
- The interactions between its particles are very weak.
- The particles have fixed positions and are very close together.
Answer: E
Objective: 1.2
Global Outcomes: G2
6) Which of the following is a physical property of both liquids and gases?
- has a definite shape
- has a definite volume
- has strong interactions between its particles
- has randomly arranged particles
- has large spaces between molecules
Answer: D
Objective: 1.2
Global Outcomes: G2
7) Which one of the following properties describes a liquid?
- has a definite shape
- particles are close together and move randomly
- particles move very rapidly
- fills the entire volume of the container
- There is essentially no interaction between the particles.
Answer: B
Objective: 1.2
Global Outcomes: G2
8) In a gas, the distance between the particles is
- very close relative to the size of the particles.
- close relative to the size of the particles.
- fixed relative to the size of the particles.
- small relative to the size of the particles.
- very large relative to the size of the particles.
Answer: E
Objective: 1.2
Global Outcomes: G2 2 / 4
9) Which of the following is an example of a physical change?
- grinding coffee beans
- baking a cake
- converting water to hydrogen and oxygen
- digesting a cheeseburger
- burning coal
Answer: A
Objective: 1.2
Global Outcomes: G2
10) Which of the following would NOT be a physical change?
- freezing water to make ice cubes
- tearing a piece of aluminum foil
- boiling water for soup
- burning gasoline in a lawnmower
- melting gold to make jewelry
Answer: D
Objective: 1.2
Global Outcomes: G2
11) Which of the following is a chemical change?
- cutting a rope
- bending a steel rod
- making a snowman
- burning sugar
- melting gold
Answer: D
Objective: 1.2
Global Outcomes: G2
12) Au is the symbol for
- gold.
- silver.
- argon.
- aluminum.
- sodium.
Answer: A
Objective: 1.3
Global Outcomes: G2
- / 4
Select the correct symbol for the element.
13) Aluminum
- Al
- Am
- Au
- Sn
- Ag
Answer: A
Objective: 1.3
Global Outcomes: G2
14) Iron
- Ir
- Fs
- Fe
- In
- FE
Answer: C
Objective: 1.3
Global Outcomes: G2
15) Sodium
- So
- Na
- No
- Sm
- Au
Answer: B
Objective: 1.3
Global Outcomes: G2
16) Potassium
- P
- Po
- Pt
- K
- Ko
Answer: D
Objective: 1.3
Global Outcomes: G2
- / 4