A Covalent Bond - Atoms share electrons, An Ionic Bond - Atoms donate or take electrons, Group 1A atoms tend to - donate an electron, Group 8A atoms tend to - Not donate or take electrons., Group 8A behave the way they do because - they have a full outer shell, The outer shell of an atom is called - the valence shell, Electrons repel each other which means to - push away from each other, Opposite charges will - attract, Same charges will - repel , Octect means - full outer shell, Group 7A tend to - receive an electron,

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