Mercury(II) and sulfide form a 1:2 ratio complex that bears the same overall charge of the anion. The empirical formula of this compound is identical to its molecular formula. The formula of this complex is:

a polar bond is formed when electrons are shared unevenly between atoms

shield volcanos are angry and get mad over the smallest things so much that there heads erupt   pahoehoe and a'a lava. a composite volcano is the poller opposite of a shield volcano. its   peaceful thing and knows how to control its emotions.