Chemical Bonds and Compounds

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Chemical Bond

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A force/mutual electrical attraction that holds atoms together in a substance

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Electronegativity

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A measure of the ability of an atom in a bond to attract electrons

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Octet Rule

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The tendency of atoms to prefer to have 8 valence electrons

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Crystal Lattice

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Network of cations and anions that are mutually attracted to one another

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Chemical Bonds and Reactions

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Chemical bonds form through chemical reactions and result in new compounds.

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Noble Gases and Bonds

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Noble gases don’t form chemical bonds because they are already stable.

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Chemical Formula in Ionic Compounds

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Represents the ratio of cations to anions in the crystal lattice.

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Identifying Bonds

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Identify a bond or a compound as ionic or covalent based on a picture, description, difference in electronegativity, or example.

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Periodic Table and Oxidation Number

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Use an element’s location on the periodic table to predict its oxidation number and bonding tendencies.

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Atoms in K₃P

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Potassium – 3, Phosphorus – 1