The Sblock Elements Ques 37

37. On heating which of the following releases $CO_2$ most easily?

[2015 RS]

(a) $K_2 CO_3$

(b) $Na_2 CO_3$

(c) $MgCO_3$

(d) $CaCO_3$

Show Answer

Answer:

Correct Answer: 37.(d)

Solution:

(c) Carbonates become more thermally stable down the group, therefore $MgCO_3$ will not leave $CO_2$ easily.



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