Q. The products A and B obtained in the following reactions, respectively, are $3ROH+PCl_3\to3RCl+A$ $ROH+PCl_5\to RCl+HCl+B$
A) $H_3PO_4$ and $POCl_3$
B) $H_3PO_3$ and $POCl_3$
C) $POCl_3$ and $H_3PO_3$
D) $POCl_3$ and $H_3PO_4$
Explanation
[Solution by Claude - not from source] $PCl_3$ gives $H_3PO_3$; $PCl_5$ gives $POCl_3$. Answer (2).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.