Essay
Consider the oxides XO2, where X is a main group element. Identify X in each of the following cases:
a. XO2 is a natural component of the atmosphere, implicated in global warming.
b. XO2 is a toxic, brown gas and a component of photochemical smog.
c. XO2 is a colorless, toxic gas, implicated in acid rain.
Correct Answer:

Verified
Correct Answer:
Verified
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