If sulfur dioxide and oxygen can be made into sulfur trioxide, what is the reverse reaction?

1 Answer
Dec 16, 2016

#SO_3(g) rightleftharpoonsSO_2(g) + 1/2O_2#

Explanation:

Vast quantities of #"sulfur trioxide"# are utilized industrially for sulfuric acid synthesis:

#SO_3 + H_2Orightleftharpoons H_2SO_4#