Unit 3 Structure of Matter Vocab

Front

What is a chemical bond?

Back

A lasting attraction between atoms or ions that enables the formation of molecules, crystals, and other structures.

Front

What is a solid?

Back

A state of matter that retains its shape and density when not confined.

Front

What is pressure?

Back

The physical force exerted on an object.

Front

What is condensation?

Back

The process by which water vapor becomes liquid by cooling.

Front

What are chemical properties?

Back

Characteristics that describe a substance's ability to react to form new substances, including flammability and susceptibility to corrosion.

Front

What is a liquid?

Back

A state of matter that has a definite volume but takes the shape of its container.

Front

What is a gas?

Back

A state of matter that has no definite shape or volume and expands to fill its container.

Front

What is atomic mass?

Back

The mass of an atom, typically expressed in atomic mass units (amu), which is approximately equal to the number of protons and neutrons in the atom.

Front

What is evaporation?

Back

The process by which liquid water turns into water vapor.

Front

What is a pure substance?

Back

A material that has a constant composition and consistent properties throughout.