Question
The products A and B obtained in the following reactions, respectively, are aligned & 3 ROH + PCl _3 3 RCl + A \\ & ROH + PCl _5 RCl + HCl + B aligned
NEET
Chemistry
p Block Elements (Group 15, 16, 17 & 18)
2024
NEET 2024
NEET Chemistry Question (2024) — Solution
Options
- A. POCl _3 and H _3 PO _4
- B. H _3 PO _4 and POCl _3
- C. H _3 PO _3 and POCl _3
- D. POCl _3 and H _3 PO _3
Answer
C. H _3 PO _3 and POCl _3
Step-by-step solution
These reactions are preparation of haloalkanes from alcohols. 3 ROH + PCl _3 3 RCl + H _3 PO _3 ROH + PCl _5 RCl + HCl + POCl _3 A and B are H _3 PO _3 and POCl _3 respectively.
Related: Chemistry — p Block Elements (Group 15, 16, 17 & 18) · All PYQ Banks