NEET Chemistry The p-Block Elements (XII) Questions Solved


Phosphate rock (fluoroapatite) on reaction with orthophosphoric acid produces:

(A) CaH2PO42+CaF2                    (B) Ca3PO42+CaF2+H2O

(C) CaH2PO42+HF                       (D) Ca3PO42+HF+H2O

Concept Videos :-

#2 | 15th Group: Properties: II
#3 | 15th Group: Ammonia

Concept Questions :-

group 15 ,preparation and properties
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