A technician finds an old, partially filled bottle of chloroform that was exposed to light. Which highly toxic gas is likely formed inside?
Q1. A technician finds an old, partially filled bottle of chloroform that was exposed to light. Which highly toxic gas is likely formed inside?
Answer: Phosgene
Explanation: Chloroform oxidizes to phosgene (COCl2) in the presence of air and light. Chlorine gas is tempting but it is not the primary oxidation product.