Homework Help  Better Students Ask More Questions.  Choose three
chemicals: A metal, a covalent compound, and an ionic compound.
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three chemicals:  A metal, a covalent compound, and an ionic
compound.  Explain why each of these chemical substances have
different bonding and why they have different properties?
Posted by jasma82 on May 9, 2013 at 6:00 AM via web and tagged
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Up     • 1     • Down      Iron (Fe) is a metal, gaseous
hydrogen (H2) is a covalent compound and table salt (NaCl) is an
ionic compound.      When atoms combine to form molecules, they
tend to attain the next inert gas like electron configurations
(having eight electrons, barring hydrogen which follows helium,
having two electrons) in their outermost (valence) shell.  This
is the famous octet rule. This gives us a good way to understand
type of bonding exhi