what changes take place when an ore of mercury is heated in air for a long time? Write the name of ore of mercury and the reaction involved in this process
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- When heated, mercury reacts with oxygen in the air to form mercury oxide, which undergoes decomposition upon heating to higher temperatures
- cinnabar
- cinnabarIt is found either as a native metal (rare) or in cinnabar, metacinnabar, corderoite, livingstonite and other minerals, with cinnabar (HgS) being the most common ore. Mercury ores usually occur in very young orogenic belts where rocks of high density are forced to the crust of Earth, often in hot springs or other ...
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