Question

1. Which of the following equilibriums are homogeneous and which are heterogeneous?

a. 2HF(g) ⇌ H2(g)+F2(g)
b. C(s) + 2H2(g) ⇌ CH4(g)
c. H2CCH2(g) + H2(g) ⇌ C2H6(g)
d. 2Hg(l) + O2(g) ⇌ 2HgO(s)

Answer 1

The answer issssssssssssssssss D

Answer 2

Step-by-step explanation:

a. homogeneous equilibrium (all species are in the gas phase)

b. heterogeneous equilibrium (solid carbon is present)

c. heterogeneous equilibrium (solid catalyst may be present)

d. heterogeneous equilibrium (liquid mercury and solid mercury(II) oxide are present)