Test: Chapter 2: Properties of Matter

Name (First then Last)

Hour

• 2nd
• 3rd
• 4th
• 6th
• 7th

Which of the following are pure substances?

• solutions
• compounds
• homogeneous mixture
• colloids

A substance that is made up of only one kind of atom is a(an)_________.

• compound
• homogeneous mixture
• element
• solution

What is the symbol for aluminum?

• AL
• Al ( this is a lowercased L by the A)
• Au
• A

If a material contains two or more elements joined in a FIXED proportion, it is a(an) _____________.

• mixture
• solution
• atom
• compound

Water is a compound because it .....

• can be broken down into simpler substances
• always has two hydrogen atoms for each oxygen atom
• is made of water atoms joined together
• both the first and the second ones

Which of the following is a mixture?

• carbon dioxide
• silver
• silicon dioxide
• beach sand

Which of the following is a characteristic of a mixture?

• has varying properties
• has a FIXED proportion
• contains only pure substances
• both the first and the second ones

A mixture that appears to contain only one substance is a(an) ___________.

• homogeneous mixture
• heterogeneous mixture
• compound
• elements