Question

Find out the heterogeneous equilibrium from the following reaction
(A) Caco, (s) Cao(s) + CO2(g)
(B) H2(g) + I2(g) - 2HI (g)​

Answer 1

CaCO3(s)------>CaO(s)+CO2(g)

is heterogeneous equilibrium as all the states are not same. CaCO3 and CaO are solids whereas CO2 is gaseous.