Polar+covalent+bonding+and+the+behaviour+of+water

I. Properties of Ionic and Covalent Bonds II.Surface tension III.Capillary tubes IV.Water expands as it freezes. Why does water float? V. Hydrogen bonding VI. like dissolves like VII. adhesion and cohesion VIII. Why does water have such a high boiling point? IX.Polar bonding and electronegativity