Why do ionic compounds have high melting points?

Which of the following statements are correct ? i) The forces of attractions among covalent molecules are strong. ii) Covalent compounds are solids in the room temperature. iii)Covalent compounds have high melting points and high boiling points.

An element reacts with oxygen to give a compound with a high melting point. This compound is also soluble in water. The element is likely to be

(A): Transition elements form alloys easily (R) : Transition elements have high melting points

The compound having the highest melting point and lowest boiling point is a) n-Hexane

Diamond has high melting point - Explain.

Transition elements have high melting points. Why ?

Which compounds exhibit high melting and boiling points?

Why ionic compounds are good electrolytes?

(A) alpha -amino acids have high melting point and show unusually high solubility in polar solvents. (R) The Zwitter ion behaves like a salt.

Carbon compounds have usually low melting points and boiling points because they are________in nature