The Carbon Cycle Characterizes the Cyclic Transformations of the Element

question 106

Multiple Choice

The carbon cycle characterizes the cyclic transformations of the element carbon through the environment and biomass. Some of the important species in this cycle are CO₂, CO₃^2-, C₆H₁₂O₆, and CH₄. Which of these compounds would undergo complete oxidation by O₂ to give the largest change in oxidation number?

• A)CO₂
• B)CO₃^2-
• C)C₆H₁₂O₆
• D)CH₄
• E)CO₂ and CO₃^2- are equivalent in this regard.

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Definitions:

Central Processing Unit

The primary component of a computer that performs most of the processing inside a computer.

Main Memory

The principal storage in a computer in which data and programs are temporarily stored for quick access by the processor.

Secondary Storage

A non-volatile storage medium used for keeping data permanently, as opposed to the volatile primary storage or main memory.

Input Device

A hardware component used to enter data or instructions into a computer system.