Chemical and Physical Properties/Changes

Front

What is a chemical change?

Back

A process where new substances are formed, often involving a change in temperature, color, or the production of gas.

Front

What is a physical change?

Back

A change that affects one or more physical properties of a substance without altering its chemical composition.

Front

What is solubility?

Back

The ability of a substance to dissolve in a solvent, such as water.

Front

Give an example of a chemical change.

Back

Burning wood, which produces ash and smoke.

Front

Give an example of a physical change.

Back

Ripping a piece of paper, which changes its shape but not its chemical structure.

Front

What happens to temperature during a chemical change?

Back

It can change, indicating that a chemical reaction is occurring.

Front

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

Back

A chemical property describes a substance's ability to undergo a chemical change, while a physical property can be observed without changing the substance's chemical identity.

Front

What is an indicator of a chemical change?

Back

The formation of new substances, such as gas bubbles or a color change.

Front

Is mixing baking soda and vinegar a chemical or physical change?

Back

Chemical change, as it produces gas bubbles and new substances.

Front

What is an example of a physical property?

Back

Color, shape, size, and state of matter.