Question
Chemistry Question on GROUP 2 ELEMENTS
Thermal stability of alkaline earth metal carbonates decreases in the order
A
BaCO3>SrCO3>CaCO3>MgCO3
B
BaCO3>SrCO3>MgCO3>CaCO3
C
CaCO3>SrCO3>MgCO3>BaCO3
D
MgCO3>CaCO3>SrCO3>BaCO3
Answer
BaCO3>SrCO3>CaCO3>MgCO3
Explanation
Solution
Greater the electropositive character of the metals, more is the thermal stability of the carbonate