Element, Compound, and Mixture Quiz-Oh Boy!

1. Which substance cannot be broken down into simpler substances?

• compound
• element
• mixture

2. Which substance can be broken down by a chemical change?

• Be (Beryllium)
• B (Boron)
• H20 (water)

3. Which is a heterogeneous mixture?

• soil
• salt
• Carbon monoxide

4. Which is an example of a compound?

• Sodium chloride (NaCl)
• calcium (Ca)
• lithium (Li)

5. Which statement is true of all mixtures?

• they are heterogeneous
• their compositions cannot be changed
• their compositions can be varied and separated

6. Which material is a mixture?

• water
• air
• sulfur

7. When sugar is dissolved in water, a homogeneous mixture is formed. This mixture is called:

• a solution
• a bond
• a compound

8. Which picture represents a mixture?

• 
• 
• 
• Option 4