A BaCO3<SrCO3<CaCO3<MgCO3<BeCO3
B BaCO3>MgCO3>CaCO3>SrCO3>BeCO3
C BaCO3>SrCO3>CaCO3>MgCO3>BeCO3
D MgCO3>CaCO3>SrCO3>BeCO3>BaCO3
Correct Answer: Option B
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