Question

Which of the following carbonates given below is unstable in air and is kept in CO₂ atmosphere to avoid decomposition?
(a) BeCO₃
(b) MgCO₃
(c) CaCO₃
(d) BaCO₃

Answer 1

${\huge {\mathfrak {\orange {Answer :-}}}}$

➡️ Option (C) CaCO3

That's it..