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Question: Answered & Verified by Expert
In Lassaigne sodium fusion test, $\mathrm{N}$ and $\mathrm{S}$ of an organic compounds are converted into
ChemistryGeneral Organic ChemistryAP EAMCETAP EAMCET 2021 (23 Aug Shift 1)
Options:
  • A $\mathrm{NaCN}$
  • B $\mathrm{Na}_2 \mathrm{~S}$
  • C $\mathrm{NaCNS}$
  • D NaNS
Solution:
2187 Upvotes Verified Answer
The correct answer is: $\mathrm{NaCNS}$
In Lassaigne sodium fusion test, $\mathrm{N}$ and $\mathrm{S}$ of an organic compounds are converted to $\mathrm{NaCN}$ (for nitrogen), $\mathrm{Na}_2 \mathrm{~S}$ (for sulphur) and sodium thiocyanate (NaCNS) (for sulphur and nitrogen).

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