Question:
The sodium extract of an organic compound on acidification with acetic acid and addition of lead acetate solution gives a black precipitate. The organic compound contains?
The sodium extract of an organic compound on acidification with acetic acid and addition of lead acetate solution gives a black precipitate. The organic compound contains?
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The formation of a black precipitate with lead acetate indicates the presence of phosphorus in the organic compound.
Updated On: Jan 12, 2026
- nitrogen
- halogen
- phosphorus
- sulphur
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The Correct Option is C
Solution and Explanation
The formation of a black precipitate when lead acetate is added to the sodium extract of an organic compound indicates the presence of phosphorus, which forms lead phosphate under these conditions.
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