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Unit 3 Test Review

Aquatic Science

TermDefinition
Atom the building block of matter; indivisible
Element a substance composed of only one type of atom
molecule two or mor atoms chemically combined
covalent bond atoms share electrons which hold the atoms together to make a molecule (ex: water)
ionic bond one atom "steals" the electrons from another atom
hydrogen bond a bond between molecules due to the attraction of slightly negative and slightly positive charged atoms
Created by: kchane
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