The F– ions make the enamel on teeth much harder by converting hydroxyapatite (the enamel on the surface of teeth) into much harder fluoroapatite having the formula. (A) [3(Ca3(PO4)2).CaF2] (B) [3(Ca2

Question

The F– ions make the enamel on teeth much harder by converting hydroxyapatite (the enamel on the surface of teeth) into much harder fluoroapatite having the formula.

(A) [3(Ca3(PO4)2).CaF2]
(B) [3(Ca2(PO4)2).Ca(OH)2]
(C) [3(Ca3(PO4)3).CaF2]
(D) [3(Ca3(PO4)2).Ca(OH)2]

Prashant Kotian · Accepted Answer

Correct answer: A. Fluoroapatite  [3Ca3(PO4)2.CaF2]

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