Chemical vs Physical Properties and Changes

Front

What is a physical property?

Back

A physical property is a characteristic of a substance that can be observed or measured without changing the substance's identity.

Front

What is a chemical property?

Back

A chemical property is a characteristic of a substance that describes its ability to change into different substances.

Front

Give an example of a physical property.

Back

Examples of physical properties include color, hardness, luster, and solubility.

Front

Give an example of a chemical property.

Back

An example of a chemical property is flammability.

Front

What does luster refer to?

Back

Luster refers to the way a surface reflects light, and it is a physical property.

Front

What does solubility mean?

Back

Solubility is the ability of a substance to dissolve in another substance, and it is a physical property.

Front

What is hardness in terms of properties?

Back

Hardness is a measure of how resistant a substance is to being scratched or dented, and it is a physical property.

Front

What happens during a physical change?

Back

During a physical change, the form of a substance changes, but its chemical identity remains the same.

Front

What happens during a chemical change?

Back

During a chemical change, a substance transforms into one or more different substances with new chemical properties.

Front

Is melting ice a physical or chemical change?

Back

Melting ice is a physical change because it changes from solid to liquid without altering its chemical identity.