Which of the following is the correct decreasing order of thermal stability of alkaline earth metal carbonates?

  • A
    $BaCO_3 > SrCO_3 > CaCO_3 > MgCO_3$
  • B
    $BaCO_3 > SrCO_3 > MgCO_3 > CaCO_3$
  • C
    $CaCO_3 > SrCO_3 > MgCO_3 > BaCO_3$
  • D
    $MgCO_3 > CaCO_3 > SrCO_3 > BaCO_3$

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