During Lassaigne's test,if $N$ and $S$ are present individually in an organic compound,they are converted into:

  • A
    $NaCN$ and $Na_2S$
  • B
    $NaSCN$
  • C
    $Na_2SO_4$ and $NaCN$
  • D
    $Na_2S$ and $NaCNO$

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Similar Questions

Which one of the following sets of elements can be detected using sodium fusion extract?

Why is the Lassaigne's extract boiled with concentrated $HNO_3$ before testing for halogens?

Match Column $-I$ with Column $-II$.
Column $-I$ Column $-II$
$(A).$ Dumas method $(3).$ Nitrogen gas
$(B).$ Kjeldahl's method $(5).$ Ammonium sulphate
$(C).$ Carius method $(1).$ $AgNO_3$
$(D).$ Chromatography $(2).$ Silica gel
$(E).$ Homolytic fission $(4).$ Free radical

What happens to the halogen when $AgNO_3$ is added to the Lassaigne solution acidified with $HNO_3$?

During the halogen test,the sodium fusion extract is boiled with concentrated $HNO_3$ to ... .

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