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Introduction to ES

drew-pnhs-intro to I.S.H. vocab

QuestionAnswer
What is a pure substance? Matter that always has exactly the same composition; an element or compound. EX: Table salt, Table sugar
What is an element? A substance that cannot be broken down into similar substances. EX: Copper (The Periodic Table)
What ia an atom? The smallest particle of an element.
What is a compound? A substance that is made from two or more simpler substances and can be broken down into those simpler substances. EX: Silicon Dioxide.
What is a solution? A mixture that forms when substances dissolve and form a homogenous mixture. EX: Windshield Wiper Fluid, Tap Water, etc.
What is a suspension? A heterogenous mixture that seperates into layers over time.
What is a colloid? A mixture that contains some particles that are intermediate in size between the small particles in a solution and the larger particles in a suspension. EX: Fog
What are heterogenous mixtures? A type of mixture in which the parts of the mixture are noticeably different from one another.
What are homogenous mixtures? A type of mixture in which the substances are so evenly distributed that it is difficult to distinguish one substance in the mixture from another.
Created by: cdrew2016
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