Chemical and Physical Properties Flashcard

Front

What is a chemical property?

Back

A characteristic of a substance that can only be observed during a chemical reaction, such as reactivity or the ability to rust.

Front

What is a physical property?

Back

A characteristic of a substance that can be observed without changing its chemical identity, such as color, hardness, or melting point.

Front

Which substance is highly reactive?

Back

Potassium is highly reactive.

Front

What happens to the temperature during any phase change?

Back

The temperature remains the same during any phase change.

Front

What is an example of a chemical property?

Back

The ability to rust is an example of a chemical property.

Front

What is an example of flammable matter?

Back

Wood is an example of flammable matter.

Front

What happens to the temperature during vaporization of a substance?

Back

The temperature remains the same during vaporization of a substance.

Front

What is reactivity in terms of chemical properties?

Back

Reactivity refers to how readily a substance combines chemically with other substances.

Front

What is the difference between a physical change and a chemical change?

Back

A physical change alters the form or appearance of a substance without changing its composition, while a chemical change results in the formation of new substances.

Front

What is an example of a physical property?

Back

Color is an example of a physical property.