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KCET2007ChemistryGeneral Organic Chemistry

Acidified sodium fusion extract on addition of ferric chloride solution gives blood red colouration which confirms the presence of

Options

  1. AS and Cl
  2. BN and S
  3. CN
  4. DS

Correct answer

B. N and S

Step-by-step solution

Acidified sodium fusion extract on addition of ferric chloride solution gives blood red colouration, which confirms the presence of N and S 3 NaCNS +a q . FeCl ₃ red (ferric thiocyanide) Fe ( CNS )₃+3 NaCl

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