Electrical Current and Chemicals

Chemical element and Chemicals
A chemical element is a substance that cannot be changed into any other substance by a normal chemical reaction.Chemicals are made of two or more chemical elements. An chemical element is made up of atoms containing electrons, protons and neutrons.Electrons some chemicals can move. Chemicals that electrons are moving ,are called conductor.

Definition of Electrical current
Electrical current(or current) is movement of electrons in a conductor.

[[image:Nuvola_apps_bookcase.svg | 24px]] Readings

 * 1) Read Electrical Current.