Element, Compounds, & Mixtures

Multiple Select

What are two the two types of pure substances?

• elements

• compounds

• heterogenous mixtures

• homogenous mixtures

Multiple Choice

What is the simplest kind of pure substance?

• Element

• Compound

• Homogenous Mixtures

• Heterogenous Mixtures

Multiple Choice

An element is

• made of more than one type of atom.

• made of only one type of atom.

• made of compounds.

• made of mixtures of molecules.

Multiple Choice

What is this?

• Mixture

• Compounds

• Element

• Mixture

Multiple Choice

What are these?

• Molecules of compounds

• Elements

• An atom

• Mixture

Multiple Choice

What is this?

• A compound

• A mixture

• An atom

• An element

Multiple Choice

What is a combination of 2 or more substances that keep their identities?

• physical property

• mixture

• physical change

• chemical change

Multiple Choice

Heterogeneous mixture is

• A mixture with a composition that varies from point to point

• A mixture with a uniform composition and appears visually the same throughout

Multiple Choice

Homogeneous mixture is

• A mixture with a composition that varies from point to point

• A mixture with a uniform composition and appears visually the same throughout

Multiple Choice

Which substances, when mixed together, maintain their original physical properties?

• gravel and water

• wood chips, water and sand

• sand and water

• all of the above

Multiple Choice

Max is hungry and he prepares cereal with milk. This is an example of a: 

• Homogeneous mixture
• Heterogeneous mixture

Multiple Choice

Which of these is an element?

• Salt (NaCl)

• Water (H20)

• Oxygen (O)

• Carbon Dioxide (CO2)

Multiple Choice

Which of these is a compound?

• Aluminium (Al)

• Carbon Dioxide (CO2)

• Nitrogen (N)

• Sand

Multiple Choice

Which of the following is NOT a mixture?

• milk

• lemonade

• vegetable salad

• carbon

Multiple Choice

Which of the following is a pure substance? 

• Water
• Sugar
• Gold

• ALL of them