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Ch 4 vocab science

ch 4 vocab science

the electrons with the highest energy valence electrons
includes the symbol of the element surrounded by dots; dots= valence electrons electron dot diagram
the force of attraction that holds atoms together as a result of the rearrangement of electrons between them chemical bond
an atom or a group of atoms that has an electric charge ion
Ions made up of more than one atom polyatomic ions
the attraction between two oppositely charged ions ionic bond
the resulting compound of an ionic bond; made up of positive and negitive ions; the total positive charge equal the negitive charge ionic compound
a group of symbols that shows the ratio of elements in a compound chemical formula
tell the ratio of the elements in a compound subscrips
an orderly, three-demensional arrangement of ions crystal
form between two nonmetals; the chemical bond formed when two atoms share electrons covalent bond
a neutral group of atoms joined by covalent bonds molecule
2 atoms sharing 2 pairs of electrons double bond
atons sharing three pairs of electrons triple bond
a compound made up of molecules molecular compound
a covalent bond where electrons are shared equally nonpolar bond
a covalent bond where atoms are shared unequally polar bond
an attraction between a positive metal ion and the electrons surrounding it metallic bond
a mixture made of two or more elements, at least one of which is metal alloy



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