Physical Properties Nonpolar,insoluble in water. Soluble in most organic solvents. Boiling points are similar to alkane of same size. Less dense than water. Up to four carbons,gas at room temperature. Chapter 9 6 Chapter 9 6 Physical Properties • Nonpolar, insoluble in water. • Soluble in most organic solvents. • Boiling points are similar to alkane of same size. • Less dense than water. • Up to four carbons, gas at room temperature