Sir, can you please tell me why the reactivity of pyridine is comaprable to notrobenze? what are the reasons behind it!

Because both are structurally same. Pyrimidine are single ring compounds with free NH2 and/ or O2 same in nitrobenzene is made up of NO2 at one prime position of single benzene ri...

got it?

In electrophilic aromatic substitution reactions, electron-rich compounds are more reactive than electron-deficient compounds. As a result, pyridine is much less reactive than benz...