are pure substances that cannot be decomposed into simpler substances by chemical means.

consists of two or more elements that are chemically bound

Consists of two or more elements or compounds which are mixed together but are not chemically bound

iron(Fe), Copper(Cu) and Aluminum(Al)

carbon(C) , sulfur(S) and silicon(Si)

metals that contain iron

metals that do not contain iron

a material made of two different materials

are mixtures of two or more metals

contains between approximately 0.6% and 1,4% carbon.

A chromium-nickel alloy of steel which does not rust.

the deterioration of a metal due to a chemical reaction in the environment

is widely used in for making electric wires.

is used for electronic connection as it is an excellent electric conductor

large compound formed from combinations of many monomers

synthetic polymers that can be molded or shaped

Materials that can be repeatedly softened by heating and hardened by cooling.

A plastic that, once formed in a particular mold, is not readily reshaped by application of heat and pressure

is an example of composite material.

is a mixture