Physical and Chemical Properties

Front

What is the boiling point?

Back

The temperature at which a liquid changes to a gas.

Front

What is the term for the ability to conduct electricity?

Back

Conductivity.

Front

What does hardness refer to in materials?

Back

The relative resistance of a material (usually a metal) to denting, scratching, or bending.

Front

What type of property is color considered?

Back

A physical property.

Front

What does it mean if a substance is ductile?

Back

It can be rolled into thin wires.

Front

Define a physical property.

Back

A characteristic of a substance that can be observed or measured without changing its composition.

Front

What is a chemical property?

Back

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

Front

What is the significance of melting point in physical properties?

Back

The temperature at which a solid becomes a liquid.

Front

Explain the concept of malleability.

Back

The ability of a substance to be deformed or shaped under compressive stress, often by hammering or rolling.

Front

What is the difference between intensive and extensive properties?

Back

Intensive properties do not depend on the amount of substance (e.g., density), while extensive properties do (e.g., mass, volume).