Sulfur dioxide reacts with chlorine to produce thionyl chlor…

Sulfur dioxide reacts with chlorine to produce thionyl chloride (used as a drying agent for inorganic halides) and dichlorine oxide (used as a bleach for wood, pulp, and textiles). If 0.400 mol of Cl2 reacts with excess SO2, how many moles of Cl2O are formed? SO2(g) + 2Cl2(g) → SOCl2(g) + Cl2O(g)