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2HgO(s) on further heating gives

Question
2HgO(s) on further heating gives
2Hg(l) + O2(g)
HgS + O2
Hg2O + O
HgO2
Answer
2Hg(l) + O2(g)
Detailed Explanation
Further heating of mercuric oxide reduces it to liquid mercury and oxygen gas.
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