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Unit 1 Chemistry

QuestionAnswer
atom basic unit of matter
electron negatively charged particle; located on outside of nucleus
element substance consisting entirely of one type of atom
compound substance formed by the chemical combination of two or more elements in definite proportions
molecule smallest unit of most compounds
cohesion attraction between molecules of the same substance
adhesion attraction between molecules of different substances
monomer small unit that can join together with other small units to form polymers
polymer large compound formed from combinations of many monomers
monosaccharides single sugar molecule
polysaccharides large molecule formed from monosaccharides
chemical reaction reaction process that changes one set of chemicals into another set of chemicals
reactant element or compound that enters into a chemical reaction
product element or compound produced by a chemical reaction
catalyst substance that speeds up the rate of a chemical reaction
enzyme protein that acts as a biological catalyst
Created by: Batterbee