The most common form of carbon exists in the atmosphere as:

A. carbon
B. carbon tetrafluoride
C. carbon dioxide
D. carbon monoxide



Answer :

Final answer:

Carbon dioxide (CO2) is the prevalent form of carbon in the atmosphere, essential for Earth's ecosystem.


Explanation:

Carbon dioxide (CO2) is the most common form of carbon found in the atmosphere. It is a colorless and odorless gas that plays a vital role in supporting life on Earth. Carbon dioxide cycles through various processes in the atmosphere, primarily entering from the burning of carbon-containing compounds.


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