Which of the following metal oxides decompose | vedclass

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(D) Among the given options,$HgO$ (mercuric oxide) is a thermally unstable oxide. Upon heating,it decomposes into mercury metal and oxygen gas accordi

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$HgO$

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(D) Among the given options,$HgO$ (mercuric oxide) is a thermally unstable oxide. Upon heating,it decomposes into mercury metal and oxygen gas according to the following reaction: $2HgO(s) \xrightarrow{\Delta} 2Hg(l) + O_2(g)$ Other oxides like $ZnO$,$Al_2O_3$,and $CuO$ are relatively stable and do not decompose into their constituent elements simply by heating.

Which of the following metal oxides decomposes upon heating?

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