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Atom

CH. 2:1

QuestionAnswer
Atom The study of chemistry begins with the basic unit of amtter the atom.
Nucleus Located at the center of ththe atom.
Electron It is a negativly charged partical with 1/1840 the mass of a proton.
Element Is a pur substance that consist entirely of ane type of atom.
Isotops Atoms of the same element that differ in the number of nutrons they comtain are known as isotops.
Compoud Is a substance fromed by chemical combinations of two or more elements in a defined proportions.
Ionic Bond It is fformed when one or more electrons are transfered from onw atom to another.
Ions These positivly and negativly charged atoms are known as ions.
Covalent bond formes when electrons are shared between two atoms.
Molecule Is the smallest unit of most compounds.
Van der Waals Forces After the scientist who discovered them.
Created by: meadar
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