🧪
Class 12 Chemistry — Chapter 6: Haloalkanes and Haloarenes
96 practice questions · 32 Easy · 32 Medium · 32 Hard
Free NCERT-aligned multiple-choice practice for Class 12 Chemistry, Chapter 6 (Haloalkanes and Haloarenes). Practise timed Easy, Medium and Hard quizzes with instant explanations — built for CBSE Board exams, JEE Main and NEET UG. Here are a few sample questions; sign in free to practise all 96.
Sample questions
Q1Easy
General formula of haloalkanes:
A.CₙH₂ₙ₊₁X✓ correct
B.CₙH₂ₙX
C.CₙHₙX
D.CₙHX
Why
Replace one H of alkane with halogen.
Q2Medium
Sn2 reaction is:
A.Single-step concerted (bimolecular)✓ correct
B.Two-step via carbocation
C.Free radical
D.Photochemical only
Why
Backside attack; inversion of configuration.
Q3Hard
E2 elimination requires:
A.Strong base, anti-periplanar H and leaving group✓ correct
B.Weak base only
C.Acid
D.No base
Why
Concerted with stereoelectronic requirement.
Practise all 96 questions free
Timed quizzes, instant scoring, streaks and XP. Sign in with Google — no card needed.
Start this chapter free →