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Cation: more protons then electrons                 Anion: more electrons than protons

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Cation: more protons then electrons                 Anion: more electrons than protons

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The valence electrons are located on the last energy level

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The valence electrons are located on the last energy level

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Electronegativity is the capacity of the nucleus of an atom to attract the electrons when a chemical bonding is formed

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Electronegativity is the capacity of the nucleus of an atom to attract the electrons when a chemical bonding is formed

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-Metals
-Non-metals

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Classification of the Chemical Compounds

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Classification of the Chemical Compounds

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According to the  Number of Elements (binary, ternary, quaternary or polyatomic)
According to the Type of Bond(ionic compounds, covalent compounds)
According to their Chemical Function (oxide, binary acids, ternary acids, ternary salts)

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Traditional method: Uses prefixes and suffixes to indicate the states of oxidation of the atoms
Systematic method: Utilizes numeric prefixes to indicate the number of atoms
Stock nomenclature: It is utilized in ionic compounds and indicates, with roman numbers

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The chemical union between two or more atoms, equal or different

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The chemical union between two or more atoms, equal or different