Main component of bone ash is _________________?
Correct answer: B. Calcium phosphate
- A. Calcium sulphate
- B. Calcium phosphate
- C. Calcium carbonate
- D. Sodium phosphate
Explanation
Bone ash consists mainly of calcium phosphate, principally in the hydroxyapatite form, with smaller quantities of other calcium compounds. Calcium sulphate and calcium carbonate are not its principal constituents.
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