no liquid ionic compound are known ,but many of of the known covalent compounds are liquids and some are gases. account for these differences

Explanation:

No liquid ionic compounds are known but many of the unknown covalent compound are liquid, and some are gases. ... Although it is true that many ionic compounds have melting points above room temperature, not all do. Ionic liquids do exist at room temperature. A good example is the trihydrate of zinc chloride.

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.