Chemistry Vocab

a substance that can't be broken down into simpler chemical substances

The smallest partical of an element, that has the characteristics of that element

The center of an atom

atoms of the same element that have diffrent numbers of neutrans in the nucleus

A substance that is composed of atoms of two or more diffrent elements that are chemicaly bonded

When two atoms share electrons, such as two hydrogen atoms sharing electrons, the force that holds them together is called a ...

A group of atoms held together by covalent bonds

A charged particle made of atoms

The attractive force between two ions of oppisite charge is known as a...
(Opposites attract)

All of the chemical reactions that occur within an organism

a combination of substances in which the individual componets retain thier own properties

A mixture in which one or more substances (Solutes) are distributed evenly in another substance

A measure of how acidic or basic a solution is
(percent Hydrogen)

Any substance that forms Hydrogen ions (H+) in water

Any substance that forms Hydroxide Ions (OH^-) in water