Class 12 Chemistry CBSE Haloalkanes&Haloarenes Board Questions
Here we provide Class 12 chemistry important notes,board questions and predicted questions with Answers for chapter Haloalkenes&Haloarenes. These important notes,board questions and predicted questions are based on CBSE board curriculum and correspond to the most recent Class 12 chemistry syllabus. By practising these Class 12 materials, students will be able to quickly review all of the ideas covered in the chapter and prepare for the Class 12 Board examinations as well as other entrance exams such as NEET and JEE.
2020
Q1
Write the mechanism of the following SN1 reaction
solutions
solutions
Q2
Which one of the compounds in the following pairs is chiral ?
Identify (A) and (B) in the following:
solutions
Identify (A) and (B) in the following:
solutions
2019
Q1
Out of (CH3)3C-Br and (CH3)3C-I , which one is more
reactive towards SN1 and why?
solutions
solutions
Q2
Write the reaction involved in the following :
Reimer-Tiemann reaction
solutions
Reimer-Tiemann reaction
solutions
2017
Q1
The following compounds are given to you :
2-Bromopentane, 2-Bromo-2-methylbutane, 1-Bromopentane
(a) Write the compound which is most reactive towards SN2 reaction.
(b) Write the compound which is optically active.
(c) Write the compound which is most reactive towards β-elimination reaction.
solutions
2-Bromopentane, 2-Bromo-2-methylbutane, 1-Bromopentane
(a) Write the compound which is most reactive towards SN2 reaction.
(b) Write the compound which is optically active.
(c) Write the compound which is most reactive towards β-elimination reaction.
solutions
2016
Q1
How do you convert :
(i) Chlorobenzene to biphenyl
(ii) Propene to 1-iodopropane
(iii) 2-bromobutane to but-2-ene
solutions
(i) Chlorobenzene to biphenyl
(ii) Propene to 1-iodopropane
(iii) 2-bromobutane to but-2-ene
solutions
OR
Q1
Write the major product(s) in the following :
solutions
solutions
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