kimryan3347 kimryan3347

08-02-2024
Chemistry

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An acid radical (A) when treated with dil. H₂SO₄, a colourless gas (B) comes out which is suffocating with the smell of burning sulphur. Gas B when treated with K₂Cr₂O₇ acidified with dil. H₂SO₄, green colour appeared. A and B are respectively

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