Iodine (I2) is only sparingly soluble in water (left photo). Yet upon the addition of iodi...

Iodine (I2) is only sparingly soluble in water (left photo). Yet upon the addition of iodide ions (for example, from KI), iodine is converted to the triiodide ion, which readily dissolves (right photo):

Describe the change in solubility of I2 in terms of the change in intermolecular forces.