P-Block Elements Ques 1
Question: In the reaction $ B_2O_3+C+Cl_2\to A+CO. $ The A is
[Pb. PMT 2000]
Options:
A) $ BCl_3 $
B) $ BCl_2 $
C) $ B_2Cl_2 $
D) $ CCl_2 $
Show Answer
Answer:
Correct Answer: A
Solution:
$ B_2O_3+3C+3Cl_2\to 2BCl_3+3CO $ $ BCl_3 $ is obtained by passing chlorine over the heated mixture of $ B_2O_3 $ and powdered charcoal.