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Atomic Theory P2

What kind of atoms

TermDefinition
Valence Electrons The electrons farthest from the nucleus: they are responsible for atoms forming compounds
Molecule 2 or more atoms chemically combined
Compound 2 different atoms chemically combined
Mixture A combination of 2 or more different atoms or molecules that are not chemically combined
Covalent Bond Chemical bond between 2 nonmetals
Ionic Bond Chemical bond between a metal and nonmetal
Oclet Rule Elements are stable when their valence shell is full. This can be done with 8 or in some cases 2.
Alkali Metals Reactive/ Have 1 Valence Electron
Alkali Earth Metals React With Water/ Have 2 valence Electrons
Transition Bend Into Different Shapes/ Have 2 Valence Electrons
Halogens Toxic/ Have 7 Valence Electrons
Noble Gases They Don't Form Compounds/ One has 2 Valence Electrons While The Others Have 8 Electrons
Created by: MM62798