P-Block Elements Ques 397
Question: In the electrothermal process, the compound displaced by silica from calcium phosphate is
[KCET 2004]
Options:
A) Calcium
B) Phosphine
C) Phosphorus
D) Phosphorus pentoxide
Show Answer
Answer:
Correct Answer: D
Solution:
$ Ca_3{{(PO_4)}_2}+3SiO_2\to 3CaSiO_3+P_2O_5 $