Extracting mercury from cinnabar. write equation
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When cinnabar,a ore of mercury, is heated in air, it is first oxidised and converted into mercuric oxide (HgO). Mercuric oxide on further heating is then reduced to mercury . The following are the equations which take place. 2HgS(s) + 3O2(g) -Heat → 2HgO(s) + 2SO2(g)
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When cinnabar,a ore of mercury, is heated in air, it is first oxidised and converted into mercuric oxide (HgO). Mercuric oxide on further heating is then reduced to mercury . The following are the equations which take place. 2HgS(s) + 3O2(g) -Heat → 2HgO(s) + 2SO2(g) .
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