Arsenic Dioxide

Arsenic dioxide is a chemical compound with the formula As2O2 or As4O6. It is a white, odorless powder that is soluble in water and most acids. Arsenic dioxide is used as a semiconductor in electronics, as a component in glass manufacturing, and as a wood preservative.

In its pure form, arsenic dioxide is relatively non-toxic. However, exposure to high levels of this compound can cause serious health problems, including skin lesions, peripheral neuropathy, and lung cancer. Arsenic dioxide is classified as a human carcinogen by the International Agency for Research on Cancer (IARC).

In addition to its toxicity, arsenic dioxide presents environmental concerns. It is highly soluble in water and can contaminate groundwater and surface water sources. Inorganic arsenic compounds like arsenic dioxide are also persistent in the environment, meaning they do not break down easily and can accumulate in soil and sediment over time.

Overall, while arsenic dioxide has certain industrial applications, it is important to handle this compound with caution due to its toxic and potentially carcinogenic properties.