Physical and Chemical Properties and Changes

Front

What is ductility?

Back

Ductility is the ability of a substance to be pulled into a thin wire.

Front

What is solubility?

Back

Solubility is the ability of a substance to dissolve in another substance.

Front

What is a physical change?

Back

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

Front

What is a chemical change?

Back

A chemical change is a change that results in the formation of new chemical substances.

Front

Give an example of a physical change.

Back

Chewing bubble gum is an example of a physical change.

Front

What happens to water when it evaporates?

Back

When water evaporates, it undergoes a physical change from liquid to gas.

Front

What is an example of a chemical change?

Back

Photosynthesis is an example of a chemical change.

Front

What is the difference between physical and chemical properties?

Back

Physical properties can be observed without changing the substance's identity, while chemical properties can only be observed during a chemical reaction.

Front

What is viscosity?

Back

Viscosity is a measure of a fluid's resistance to flow.

Front

What is reactivity?

Back

Reactivity is the ability of a substance to undergo a chemical reaction.