alleryStart learning →Passing H2S through acidified dichromate gives a precipitate of
Ablack lead sulphide
Bpale yellow sulphur
Cwhite barium sulphate
Dgreen chromium
Answer & Solution
Correct answer: B. pale yellow sulphur
H2S is oxidised to elemental sulphur, a pale yellow precipitate, while dichromate is reduced.
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