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Chem 1010 Module 1

Vacabulary for Chem 1010 Module 1

Science a systematic study of something using observations and experiments
chemistry the study of matter and the changes it undergoes
matter anything which has mass and takes up space
atom the tiny particles that all matter is made of
nucleus the center of an atom containing the protons and neutrons
proton an elementary particle found in the nucleus of an atom
neutron an elementary particle found in the nucleus of an atom
electron an elementary particle surrounding the nucleus of an atom
elements different kinds of atoms
chemical bond a force holding two atoms together
molecule two or more atoms held together by chemical bonds which are separate from other groups of atom
ion an atom with a charge
compound two or more atoms of different elements held together by chemical bonds in a pattern
diatomic molecule a molecule containing only two atoms
chemical reaction a process in which chemical bonds are broken and new ones are formed
reactants elements or compounds present before a chemical reaction takes place
products elements or compounds present after a chemical reaction has occurred
Created by: dsutechnologist