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Which of the following sulphides when heated strongly in air gives the corresponding metal?A. `Cu_(2)S`B. `CuS `C. `Fe_2S_3`D. `HgS ` |
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Answer» Correct Answer - D HgS when heated strongly in air gives mercury and sulphur dioxide . `HgS +O_(2) overset("Roasting ")to Hg +SO_(2)` |
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