The Oxidation Number of Carbon in Carbon Dioxide Is

question 76

Multiple Choice

The oxidation number of carbon in carbon dioxide is

• A) +2
• B) -2
• C) +4
• D) -4
• E) +1

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Definitions:

Distal Convoluted Tubule

A portion of kidney nephron between the loop of Henle and the collecting duct system where selective reabsorption and secretion of ions occurs to maintain blood pH and electrolyte balance.

Reabsorption

The process by which substances are taken back into the bloodstream from the kidneys or other tissues.

Uric Acid

A chemical created when the body breaks down substances called purines, excreted in urine and associated with gout and kidney stones when present in high concentrations.

Urea

A nitrogenous waste compound produced by the breakdown of proteins in the liver and excreted in urine.