Question 1

With reference to the above figure, write down the balanced main chemical reaction equations taking place in each of the following equipment Of a Sulfuric acid plant

a) Drying tower

b) Sulfur burner

c) Reactor

d) Economizers

e) First absorption column

f) Second absorption column

Figure 1: Flow scheme of sulfuric acid plant Molten sulfur To stack First Second Absorption Tower Absorption Tower D Steam D Economizers Drying tower D Steam Air Sulfur bumer Reactor Water Water Circulating tank Circulating tank 98-99 wt% acid to storage