Physical and Chemical Properties

Physical and Chemical Properties

Physical Properties

• Observed with senses or measured

• Does not change the composition or identity of the matter to be determined

Chemical Properties

• describes how the substance may change when it transforms through a chemical reaction

• chemical properties lead into a change of the substance to a different substance

Multiple Select

Check all that apply: Which of the following are physical properties?

• weighs 5 kg

• highly flammable

• soft texture

• red

• reacts with water to form oxygen gas

Remember: Physical properties describe the characteristics of a substance without changing the identity of it. They can be measured or observed with the senses.

Multiple Select

Check all that apply: Which of the following are chemical properties?

• melts at room temperature

• burns in air

• breaks down to water and oxygen

• tastes sour

• forms a salt and water

Remember: Chemical properties can only be observed during a chemical change. They describe how a substance reacts with another.