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Question: Answered & Verified by Expert
In the electrothermal process, the compound displaced by silica from calcium phosphate is
Chemistryp Block Elements (Group 15, 16, 17 & 18)COMEDKCOMEDK 2016
Options:
  • A phosphorus
  • B phosphorus pentoxide
  • C calcium phosphide
  • D phosphine
Solution:
2488 Upvotes Verified Answer
The correct answer is: phosphorus pentoxide
In a electrothermal process, the compound displayed by silica from calcium phosphite is phosphorus pentoxide as follows:
$2 \mathrm{Ca}_{3}\left(\mathrm{PO}_{4}\right)_{2}+6 \mathrm{SiO}_{2} \longrightarrow \underset{\text { (Slag) }}{6 \mathrm{CaSiO}_{3}}+\mathrm{P}_{4} \mathrm{O}_{10}$

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