Which of the following is not a characteristic of most ionic compounds?

They have low melting points.

They are solids.

When melted, they conduct an electric current.

They are composed of metallic and nonmetallic elements.

(04.05 hc) analyze the given diagram of the carbon cycle below. part 1: which compound does c represent? part 2: name a process that could release this compound into the air. part 3: explain how the elements that form it are conserved during the carbon cycle. use complete sentences to explain your answer. justify how this compound was created from a recycling of carbon in the carbon cycle. use complete sentences to explain your answer.