please answer the 4 questions, answer only!!! please write or draw neatly if necessary.

5. What is the major organic product obtained from the following sequence of reactions (if a reaction is likely to give you a mixture of ortho and para disubstituted compounds you should assume that they can be separated; continue the synthesis with either one)? 6. What is the major organic product obtained from the following reaction (if a reaction is likely to give you a mixture of ortho and para disubstituted compounds you should assume that they can be separated; continue the synthesis with either one)? What is the major organic product obtained from the following reaction (assume that mixtures of rtho and para disubstituted compounds can be separated; continue the synthesis with either one)? 10. Provide the structure (a single resonance contributor) of the key intermediate in the electrophilic aromatic nitration of chlorobenzene. \begin{tabular}{l} HNO3 \\ H2SO4 \\ \hline \end{tabular}