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...Acids bases buffers importance of the ph scale in biology images edward stevens wiki from virtual cell classroom on scienceprofonline com chemical bonding and electron valences electrons an atom are located at different energy levels highest level called valence number governs s behavior q what is max for a full shell atoms much more stable or less reactive with by moving two become linked this known as stability can be achieved one ways ionic bond covalent carbon universe today website bonds involves transfer between found mainly inorganic compounds ion group which have lost gained making them negatively positively charged ions sodium chloride university winnepeg made oppositely held together attraction compound neutral overall but still inside makes solid crystals halit crystal structure nacl acid any that releases hydrogen h solution base hydroxide oh...