Ionic bonding: electrons are transferred, non metal bonded with a metal, creates ions, electrostatic forces of attraction between oppositely charged ions, full outer shells achieved by transferring electrons, Create crystals consisting of giant lattice structures , E.g magnesium chloride , Bonds are strong, E.g NaCl, Covalent bonding: shared pair of electrons, non metal bonded with non metal, bonds represented using lines or sticks, full outer shell achieved by sharing electrons, electrostatic force of attraction between electrons and nuclei, Forms simple molecules (e.g. H20) or giant structures (e.g graphite), E.g carbon dioxide , These bonds are strong, E.g O2,

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