$\mathrm{CaCO_3} \xrightarrow{\Delta} \mathrm{CaO} + \mathrm{CO_2}$ in an open container is—

Question

Accepted Answer

irreversible

Answer

reversible

Answer

neutralization

Answer

precipitation

CaCO3→ΔCaO+CO2\mathrm{CaCO_3} \xrightarrow{\Delta} \mathrm{CaO} + \mathrm{CO_2}CaCO3​Δ​CaO+CO2​ in an open container is—