Sulfur Is an Essential Element in the Human Body, and Studying

Multiple Choice

Sulfur is an essential element in the human body, and studying its characteristics is important in understanding human physiology. Sulfur atoms have six electrons in their outer shell. Based on this information, which of the following is true?

A) Sulfur can form important molecules using covalent bonds.
B) Sulfur is inert.
C) Sulfur is an important isotope of hydrogen.
D) Sulfur has eight electrons in its outer shell.