Predict the most likekly mononitration product from each of the following compounds. Explain the reasons.
a)benzotriflouride
b)4-ethyl toluene
c)1,3-dimethyl-5-nitrobenzene
d)Br-C6H4-COOCH2CH3 (1bromobenze 3-ethyl acetate -not sure if this name is correct, Br attached @ 1st C and ehtyl acetate at 3rd C of benzene)