Which of the following sets of substituents are all deactivating groups in electrophilic aromatic substitution reactions?
a. Cl, CN, NO2
b. Cl, NH2, CH3
c. CH3, OCH3, COCH3
d. CH3, NH2, OCH3
Question 2
Which of the following sets of substituents are all activating groups in electrophilic aromatic substitution reactions?
a. Br, NH2, CH3
b. CH3, NH2, OCH3
c. OH, COCH3, CH3,
d. Br, CN, NO2