Elements And Compounds

Multiple Choice

Are elements and compounds pure substances?

• Only elements are pure substances

• Only compounds are pure substances

• Both elements and compounds are pure substances

• None of the above

Multiple Choice

How many elements make a compound?

• Two or more elements

• One element

• Zero Elements

• None of the above

Multiple Choice

Do some elements begin with a capital letter?

• No element begin with a capital letter

• All element

  symbols begin with a capital letter

• elements symbols begin with a lower letter

• None of the above

Multiple Choice

Is H2O a chemical symbol for water?

• No

• CO2 is a symbol for water

• Yes

• None of the above

Multiple Choice

Are elements classified as metals, nonmetals, and metalloids on the Periodic Table?

• Yes

• No

• Sometimes

• Never