Which of the following carbonates decomposes upon heating?

  • A
    $MgCO_3$
  • B
    $Na_2CO_3$
  • C
    $K_2CO_3$
  • D
    All of these

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The order of thermal stability of carbonates of $IIA$ group is

Match the following:
List-$I$List-$II$
$I$. $CaSO_4 \cdot 2H_2O$$A$. Knee cement
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$III$. $CaSO_4$$C$. Plaster of Paris
$D$. Dead burnt plaster

The property of the alkaline earth metals that increases with their atomic number is

The thermal stability of alkaline earth metal carbonates $MgCO_3$,$CaCO_3$,$BaCO_3$,and $SrCO_3$ decreases as:

The compounds of alkaline earth metals have the following magnetic nature:

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