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Read carefully the passage and select the correct answer from the given four option of the questions:An orange solid (A) on heating gave a green residue (B), a colourless gas (C) and water vapour. The gas (C) on passing over heated Mg gave white solid (D) which on reaction with water gave a gas (E). The gas (E) forms white fumes with HCl.An orange solid (A) is(a) Sodium dichromate(b) Potassium dichromate(c) Potassium chromate(d) Ammonium dichromate

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Answer (d) Ammonium dichromate



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