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Magnesite (Magnesium carbonate) is calci...

Magnesite (Magnesium carbonate) is calcined to obtain magnesia, which is used to make refractory bricks. Write the decomposition reaction.

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Magnesite is a carbonate of magnesium .Magnesite when heated at `800^(@)C` to `1000^(@)C` at the `CO_(2)` content in it is driven off.The residue so obtained is known as calcined magnesite.
`underset(("Magnesite"))(MgCO_(3))overset(800^(@)" to "1000^(@))tounderset(("Magnesia"))(MgO)+CO_(2)uarr`
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