11 terms

Chemistry, Water and Organic Compounds

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Chemistry
The study of matter
Atoms
The building blocks of matter
Element
A pure substance that can't be broken down into other substances by physical or chemical means
Compound
When two or more different elements combine
Covalent Bond
A bond where electrons are shared
Ion
When an atom has lost or gained electrons
Chemical Reaction
Process in which atoms or a group of atoms are reorganized into different substances
Catalyst
A substances that lowers the activation energy needed to start a chemical reaction
Solvent
A substance in which another substance is dissolved
Organic
Compounds that contain carbon
Macromolecules
Large molecules formed by joining smaller organic molecules together
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