6. Identify the three types of pericyclic reactions and classify reactions (cycloaddition reaction, electrolytic reaction, or sigmatropic rearrangement). A. The pericyclic reaction in which one sigma bond is formed and one pi bond is broken. B. The pericyclic reaction in which no sigma bonds are formed and no pi bonds are broken. C. The pericyclic reaction in which two sigma bonds are formed and two pi bonds are broken. 7. Which of the following Dienes would work in a Diels-Alder [4+2] cycloaddition as the 4 e-Diene. 8. Predict the major product for the following Diels-Alder reactions. A. OCH2 B. OCH3 C. OCH3 D. OCH3