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What happens when hydrated Mg(NO3)(2) is...

What happens when hydrated `Mg(NO_3)_(2)` is heated? Give the balanced equation.

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When hydrated `Mg(NO_3)_2` is heated, it first loses the six water molecules and on further heating decomposes to give the oxide.
`2Mg (NO_3)_2 to 2Mg O +4NO_2+ O_2`
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