Chemical and Physical Properties

Front

What is a chemical property?

Back

A characteristic of a substance that can only be observed during a chemical reaction, indicating how a substance interacts with other substances.

Front

What is a physical property?

Back

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

Front

What is digestion in terms of properties?

Back

Digestion is a chemical property because it involves breaking down food into nutrients through chemical reactions.

Front

What does malleability refer to?

Back

Malleability is a physical property that describes a material's ability to be flattened into thin sheets without breaking.

Front

What is reactivity?

Back

Reactivity is a chemical property that describes how a substance reacts with other substances, often observed through bubbling or fizzing.

Front

What is flammability?

Back

Flammability is a chemical property that describes a substance's ability to catch fire and burn.

Front

What does ductility mean?

Back

Ductility is a physical property that refers to a material's ability to be stretched into thin wires without breaking.

Front

Give an example of a chemical change.

Back

Rusting of iron is a chemical change, as it involves a reaction with oxygen to form iron oxide.

Front

Give an example of a physical change.

Back

Melting of ice is a physical change, as it involves a change in state from solid to liquid without altering the chemical composition.

Front

What is the difference between chemical and physical changes?

Back

Chemical changes result in the formation of new substances, while physical changes do not alter the chemical identity of a substance.