Pseudohalogen compounds and Pseudohalides  There are some uni-negative groups or ions which exhibits certain similar characteristics ...

Halogen family elements According to modern periodic table , group 17 th consist of five elements , namely , fluorine, chlorine, br...

Halogen acids strength  When halogen   elements are reacts with hydrogen gas, the compound produce, are known as  halogen acids  o...

Phenol definition in organic chemistry   The hydroxyl derivatives of aromatic hydrocarbon which contain hydroxyl group   are known as...

What is aspirin? Aspirin is a very important organic as well as aromatic compound . Aspirin is also known as acetyl salicylic acid .Th...

Which one is more basic between aniline and 4-bromo aniline? Which one is more basic between aniline and 4-bromo aniline that depend...

What is Friedel crafts acylation? There are few chemical reactions, where  benzene or benzenoid   compounds react with  acyl chloride...

Why pyridine does not exhibits resonance? Pyridine is a hetero cyclic aromatic compound. It has three alternating double bond.  ...

Why phenol or benzenol is acidic ? Oxygen is more electronegative than hydrogen element . So, O – H bond of phenol is polar . Besides t...

Why is pyridine more basic than pyrrole ? The strength of basicity depends on the tendency to donate an electron to the electron def...

Why C – O bond length in phenol is less than methanol ? In case o f phenol, the lone pair on oxygen atom takes part in resonance ...

Why is chlorine, ortho and  para directing  in spite of deactivating group ? Most of the reaction of chloro benzene [such as nitrati...