The sBlock Elements - Result Question 38

####44. On heating which of the following releases CO2 most easily?

[2015 RS]

(a) K2CO3

(b) Na2CO3

(c) MgCO3

(d) CaCO3

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Solution:

  1. (c) Carbonates becomes more thermally stable down the group, therefore MgCO3 will leave CO2 easily.


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