Physical Behavior of Matter 1

Which type of matter is represented by the particle diagram?

• An element

• A compound

• A homogeneous mixture

• A heterogeneous mixture

Which type of mixture has particles distributed unevenly?

• heterogeneous

• homogeneous

Which sample of matter is a mixture?

• Br2 (l)

• K (s)

• KBr (s)

• KBr (aq)

If the ratio/amount of the components in something can vary, what type of matter is it classified as?

• a compound

• an element

• a mixture

• a substance

Which process uses differences in boiling points to separate a solution?

• distillation

• chromatography

• filtration

• titration

Which is a chemical property?

• Ability to conduct electricity

• Density

• Malleability (ability for a metal to bend)

• Reactivity (ability to react)

Which is a physical change?

• burning match

• vinegar in baking soda

• melting butter

• cooking an egg

A _________________ is a substance made of 2 or more different elements that are chemically combined in a fixed proportion.

• compound

• element

• heterogeneous mixture

• homogeneous mixture

An ______________ is a substance that cannot be broken down physically or chemically.

• element

• compound

• heterogeneous mixture

• homogeneous mixture

Which of the following is an element?

• H₂O

• CO₂

• Co

• HCl