10.32 Which one of the alkaline earth metal carbonates is thermally the most stable ? (a) MgCO3 (b) CaCO3 (c) SrCO3 (d) BaCO3
Thermal stability size of the cation in carbonates
increasing order of cationic size in alkaline earth metal is
Therefore the most thermal stable carbonates are of Barium
Ans. (d)