2CuO+CΔ2Cu+CO2 "Lassaigne's test" is used to detect Nitrogen, Halogen, Sulphur, Phosphorus. 4th option is detection of carbon, it is not "Lassaigne's test".
Which one of the following reactions does NOT belong to "Lassaigne's test" ?
Held on 30 Apr 2025 · Verified 9 Jul 2026.
Na+C+NΔNaCN
2Na+SΔNa2 S
Na+X⟶Δ+NaX
2CuO+CΔ2Cu+CO2
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