Q. Which of the following is the correct order of priority of group in D-glyceraldehyde?
Solution:
The structure of D-glyceraldehyde is as .The priority of groups is decided by the following rules
(i) Atom having higher atomic number gets higher priority.
(ii) If the priority cannot be decided by ruie I then the next atoms are considered for priority assignment.
(iii) Where there is a = bond or bond both atoms are
considered to be duplicated or triplicated . has
higher priority than -- Hence, the corret order
of priority of group in D-glyceraldehyde is as :
