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in Chemistry by (78.6k points)
A compound (A) is greenish crystalline salt which gave the following results `:`
`i)` Addition of `BaCl_(2)` solution to solution of (A) results in the formation of a white ppt. (B), which is insoluble in dil. HCl.
`ii)` On heating (A), water vapours and two oxides of sulphur, (C ) and (D) are liberated leaving a red brown residue (E).
`iii)` (E) dissolves in warm conc. HCl to give a yellow solution (F).
`iv)` With `H_(2)S`, the solution (F) yields a pale yellow ppt. (G), which when filtered, leaves a greenish filtrate (H).
`v)` Solution (F) on treatment with thiocyanate ions gives blood red coloured compound (I).
Identify the substances from (A) to (I).
Yellow ppt (G) is a `:`
A. metal sulphate
B. metal sulphide
C. metallic precipitate
D. sulphur

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1 Answer

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by (83.1k points)
Correct Answer - D
`A=FeSO_(4).7H_(2)O,B=BaSO_(4),C=SO_(2),D=SO_(3),`

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