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...
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
Any substance that forms Hydrogen ions (H+) in water
Any substance that forms Hydroxide Ions (OH
) in water
This set of Vocabulary cards will help you remember the import words in chemistry.