Unit 1 Quiz 1 (Elements, Compounds, Atomic Structure, ApeMan)

What cannot be broken down into other substances?

• Compound

• Solids

• Mixture

• Element

What is made up two or more elements that are chemically combined?

• Element

• Compound

• Mixture

• Solids

Which of the following represents an element?

• H₂O

• NaCl

• H₂

• CaCO₃

How many elements are represented in the compound?

Na₂CO₃

• 1

• 2

• 3

• 4

An element is made up of only one kind of _____.

• isotope

• atom

• plastic

• metal

This picture represents which of the following?

• element

• mixture of elements

• compound

• mixture of compounds

This picture represents which of the following?

• element

• mixture

• compound

Which of the following is a compound?

• Si

• CO₂

• Cl

• He

• Ti

How many elements are there in CuSO₄?

• 1

• 2

• 3

• 4

• 5

Which of the following represents an element?

• H₂O

• HCl

• NaCl

• Au

• CaCO₃