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2.1 Chemistry

Vocabulary Words

QuestionAnswer
pure substance matter that always has exactly the same composition
element substance that cannot be broken down into simple substances
atom the smallest particle of an element
compound substance that is made from tow or more simpler substances and can be broken down into those simpler substances
heterogeneous mixture type of mixture in which the parts of the mixture are noticeably different form one another
solution mixture that forms when substances dissolve and from a homogeneous mixture
suspension heterogeneous mixture that separates into layers over time
homogeneous mixture type of mixture in which the substances are so evenly distributed that it is difficult to distinguish one substance in the mixture from another
colloid mixture that contains some particles that are intermediate in size between the small particles in a solution and the larger particles in a suspension
Created by: MarieElyn