This question has three parts. Type you answers in the box b…

This question has three parts. Type you answers in the box below. Use the chemical structures below to answer the questions. Part 1. Order the compounds in terms of increasing polarity. (Least polar first.) Part 2. A mixture of the compounds is separated using a silica gel TLC plate. Which compound will be closest to the origin line (i.e., the line onto which the original sample was spotted)? Part 3. A mixture of the compounds  is separated using a C18 TLC plate. Which compound will be closest to the solvent front?