Q575
Rock phosphate contains
A.
18 - 20% P2O5
B.
20% - 30% P2O5
AnswerC.
10 - 15% P2O5
D.
30 - 40% P2O5
Answer: Option B
Solution
Answer: Option B
Solution:
Rock phosphate is also known as Phosphorite and is a non- detrital sedimentary rock that contains high amounts of phosphate minerals. The phosphate content of phosphorite varies between 20% - 30% of phosphorus pentaoxide (P2O5).Rock phosphate contains high amounts of phosphorus and calcium.