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Solution


Q.

Lassaigne’s test is used for detection of:               [2024]
1 Phosphorous and halogens only  
2 Nitrogen, Sulphur and Phosphorous only  
3 Nitrogen, Sulphur, Phosphorous and halogens  
4 Nitrogen and Sulphur only  

Ans.

(3)

Nitrogen, sulphur, halogens and phosphorus present in an organic compound are detected by “Lassaigne’s test”.