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Stack #4550057

QuestionAnswer
atom smallest basic unit of matter
element a pure substance
proton subatomic particle
Neutron also a sub atomic particle
electron sub atomic particle with negative charge
Isotope same number of protons different number of neutrons
ion atom or molecule that has lost or gained electrons
Compound more than one element is chemically bonded
Molecule a group of atoms held together by chemical bonds
ionic bond a chemical bond formed by the transfer of electrons
covalent bond a chemical bond that involves the sharing of electron pairs between atoms, typically between two nonmetals
Created by: user-1994848
 

 



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