$3 C a C l_{2} + 2 N a_{3} P O_{4} ⟶ C a_{3} (P O_{4})_{2} + 2 N a C l$ . This reaction is an example of_________.

double decomposition reaction

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precipitation reaction

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both A and B

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none of the above

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Solution

The correct option is C both A and B
In this reaction, the product has a precipitate of $C a_{3} (P O_{4})_{2}$ . Therefore, it is precipitation reaction and a double decomposition reaction and the radicals are being exchanged to form new compounds.

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3CaCl2+2Na3PO4⟶Ca3(PO4)2+2NaCl. This reaction is an example of_________.

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