The canary yellow precipitate obtained in the qualitative and quantitative tests for phosphorus has — Practical Organic Chemistry and Purification Chemistry Question
Question
The canary yellow precipitate obtained in the qualitative and quantitative tests for phosphorus has the formula:
Answer: C
💡 Solution & Explanation
Phosphorus is oxidized to phosphate, which reacts with ammonium molybdate in the presence of $HNO_3$ to yield canary yellow Ammonium phosphomolybdate: $(NH_4)_3PO_4 \cdot 12MoO_3$.
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