Engineering
Chemistry
Detection of elements
Dilute Hydrochloric Acid and Sulphuric Acid
Qualitative analysis of organic compounds
Question

An organic compound 'A' is oxidized with Na2O2 followed by boiling with HNO3.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 :

Nitrogen

Phosphorus

Fluorine

Sulphur

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Solution

Canary yellow ppt comes in test of PO43−  ion.