Chemistry Properties Test

A _______ property of matter can be observed without changing the identity of the matter.

• gas

• physical

• solid

• weight

What is a substance that is made up of one or more of the same kind of atom chemically combined?

• Compound

• Element

• Mixture

• Solution

Which phrase describes the particles of a solid?

• fast moving

• fill their container

• very close together

• flow past one another

Which substance represents a compound?

• Water (H₂O)

• Carbon (C)

• Nitrogen (N)

• Sodium (Na)

A pot with ice is placed on the stove. Will the ice undergo a physical or chemical change?

• A physical change because it will change state

• A chemical change because it will change state

• A physical change because it will form a new substance

• A chemical change because it will form a new substance

How many oxygen atoms are there in the chemical formula H₂O?

• 1
• 2
• 3

What is the subscript in the compound H₂O?

• H
• 2
• O

The particles of a ________ move very quickly and spread out to their containers.

• gas

• mass

• solid

• liquid

What type of substance is always made up of a single type of atom?

• Mixture

• Element

• Compound

• Molecule

What kind of mixture does the picture show?

• Heterogeneous Mixture
• Homogeneous Mixture