List of top Chemistry Questions on Organic Chemistry asked in CBSE CLASS XII

What is the structural feature that characterizes a reducing sugar?

Williamson's synthesis of preparing dimethyl ether is a/an:

If amines are arranged in increasing order of their basic strength in gaseous phase, the correct order will be:

The chemical test which can be used to distinguish between ethanamine and aniline is:

Write the reaction involved in:
(a) Reimer-Tiemann reaction
(b) Kolbe's reaction

Write the reaction involved in Hell-Volhard-Zelinsky reaction.
Name the reagent in the following reaction:
\( \text{CH}_3\text{CH} = \text{CH}-\text{CN} \xrightarrow{} \text{CH}_3\text{CH} = \text{CH}-\text{CHO} \)
In semicarbazide, only one -NH₂ group is involved in the formation of semicarbazone.
What is the structural difference between nucleoside and nucleotide?
How will you bring about the following conversions? (any three)
Benzoic acid to Benzaldehyde
Ethanal to Propanone
(c) Acetophenone to Benzoic acid
(d) Bromobenzene to 1-Phenylethanol
Give the structures of A, B, and C in the following reactions:
Fe/HCl.NaNO2+HCl
Give the structures of A, B, and C in the following reactions:
KCN.LiAlH4
Define Enantiomers.