ALCOHOL

1- INTRODUCTION

Their general formula is C_nH_2n+1OH or C_nH_2n+2O.

These are of following types, depending upon the no. of OH groups.

(i) Monohydric alcohol:-

Contains one -OH group only, eg. C₂H₅OH

(ii) Dihydric alcohol :-

Contains two -OH groups- eg. glycol

(iii) Trihydric alcohol:-

Contains three -OH groups eg. glycerol

(iv) Polyhydric alcohol :-

Contains more than three -OH groups- eg, sorbitol, mannitol.