[" If "CH_(2)D-CHO" is treated with dilute alkaline solutions,how many "],[" different aldols will be formed.(excluding stereoisomers) "]

If CH_(2)D-CHO is treated with dilute alkaline solution how many different aldols (excluding steroisomers) are expected ?

CH_(3)CHO reacts with aqueous NaOH solution to form

If 2-chloro-3-methylpentane is treated with ethanolic KOH solution, how many different alkenes would be formed via E_(2) eliminination reaction?

Consider the following reaction How many different products (including stereoisomers) would be formed ?

How many isomer C_(4)H_(10)O give positive iodoform test (Excluding stereoisomer).

D-Ribose when treated with dilute HNO_(3) forms.

How many dichloro products are formed in the above reaction (including stereoisomers)