How will you start Mercury from its sulphide Ore write chemical equation for extraction identify the sulphide ore
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When it is heated in air, it is first converted into mercuric oxide (HgO). Mercuric oxide is then reduced to mercury on further heating.
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Hgs is heated in the presence of oxygen to give hg plus so.
HgS+O2------>Hg+SO.
Heating in the presence of oxygen.This process is called roasting
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