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Why lithium carbonate is not stable to h...

Why lithium carbonate is not stable to heat?

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Lithium being small in size polarises a large `CO_(3)^(2-)` ion leading to the formation of more stable `Li_(2)O` and `CO_(2)` on heating, due to this tendency of lithium, lithium carbonate is not stable.
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Knowledge Check

  • Metal carbonates decompose on heating to give metal oxide and carbon dioxide. Which of the metal carbonates is most stable thermally?

    A
    `MgCO_(3)`
    B
    `CaCO_(3)`
    C
    `SrCO_(3)`
    D
    `BaCO_(3)`

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