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An organic compound 'A' is oxidizod with Na 2 O 2 followed by boiling with HNO 3 . The resultant solution is then treated with ammonium molybdate to yield a yellow precipitate. Based on above observation, the element present in the given compound is:

1. Fluorine
2. Phosphorus
3. Nitrogen
4. Sulphur

Correct answer: Phosphorus

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