Important Reactions for Class 12 Chemistry from
Previous Year
1.
2. Write chemical equations for the following reactions: (Any three)
(a) Hydroboration - oxidation reaction
(b) Williamson Synthesis
(c) Friedel-Crafts Alkylation of Anisole
(d) Reimer-Tiemann Reaction
3. (i) Write equation for preparation of 1-iodobutane from 1-chlorobutane.
(ii) Out of 2-bromopentane, 2-bromo-2-methylbutane and 1-bromopentane, which compound is
most reactive towards elimination reaction? 1
(iii) Give IUPAC name of-
4. Write the reagents used in the following reactions:
Previous Year
1.
2. Write chemical equations for the following reactions: (Any three)
(a) Hydroboration - oxidation reaction
(b) Williamson Synthesis
(c) Friedel-Crafts Alkylation of Anisole
(d) Reimer-Tiemann Reaction
3. (i) Write equation for preparation of 1-iodobutane from 1-chlorobutane.
(ii) Out of 2-bromopentane, 2-bromo-2-methylbutane and 1-bromopentane, which compound is
most reactive towards elimination reaction? 1
(iii) Give IUPAC name of-
4. Write the reagents used in the following reactions:
