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प्रश्न
What happens when the mercuric oxide is heated?
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उत्तर
\[\ce{Mercuric oxide->[heating] Mercury + Oxygen}\]
\[\ce{2HgO -> 2Hg + O2}\]
Action of heat on mercuric oxide: Mercuric oxide is a red powder. When it is heated in a test tube, it decomposes to give mercury and oxygen.
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