Physical Properties - Chemistry Part I

Flashcards covering key concepts and definitions related to Physical Properties in Chemistry.

Physical Property

A characteristic of a substance that can be determined without changing its composition.

Qualitative Physical Property

A property that can be observed without measurement, such as colour or texture.

Quantitative Physical Property

A property that can be measured and expressed numerically, such as mass and length.

Lustre

The shininess or dullness of a substance.

Optical Clarity

The ability of a substance to allow light to pass through.

Brittleness

The property of a substance that indicates its breakability or flexibility.

Viscosity

The ability of a substance to flow or pour readily.

Hardness

The relative ability to scratch or be scratched by another substance.

Malleability

The ability of a substance to be hammered into a thinner sheet or molded.

Ductility

The ability of a substance to be drawn (pulled) into a finer strand.

Electrical Conductivity

The ability of a substance to allow an electric current to pass through it.

Physical Change

A change in which the composition of the substance remains unaltered and no new substances are produced.

Example of Physical Change

Melting ice, folding a piece of paper, or mixing sugar into coffee.