The conversion of hydroxyapatite occurs due to presence of F– ions in water. The correct formula of — JEE Mains Chemistry Past Papers Chemistry Question
Question
The conversion of hydroxyapatite occurs due to presence of F– ions in water. The correct formula of hydroxyapatite is : ty esa F– vk;u dh mifLFkfr ds dkj.k gkbMªkWDlh,isVkbV esa ifjorZu gks tkrk gSA gkbMªkWDlh,isVkbV dk lgh lw=k gS: (A) [3Ca3(PO4)2.CaF2] (B) [3Ca(OH)2.CaF2] (C) [Ca3(PO4)2.CaF2] (D) [3Ca3(PO4)2.Ca(OH)2]
Answer: D
💡 Solution & Explanation
Hydroxyapatite [3Ca3(PO4)2.Ca(OH)2] Hydroxyapatite in presence of F– ions converts to fluorapatite [3Ca3(PO4)2.CaF2]. | JEE MAIN-2021 | DATE : 26-08-2021 (SHIFT-1) | PAPER-1 | OFFICIAL PAPER | CHEMISTRY PAGE # 5
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