A) Bones with gypsum.
B) Calcium phosphate with sulphuric acid.
C) Calcium phosphate with \[HCl\].
D) Calcium carbonate with phosphoric acid.
Correct Answer: B
Solution :
[b] \[C{{a}_{3}}{{\left( P{{O}_{4}} \right)}_{2}}+2{{H}_{2}}S{{O}_{4}}+5{{H}_{2}}O\to \] \[Ca{{\left( {{H}_{2}}P{{O}_{4}} \right)}_{2}}.{{H}_{2}}O+2CaS{{O}_{4}}.2{{H}_{2}}O\]You need to login to perform this action.
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