2. Atoms and the Periodic Table

Identify each of the following elements as a metal, a nonmetal, or a metalloid:

e. located in Group 8A (18)

Identify each of the following elements as a metal, a nonmetal, or a metalloid:

a. located in Group 2A (2)

Using the Chemistry Link to Health: Elements Essential to Health, answer each of the following:

c. How many grams of sulfur would be a typical amount in a 60.-kg adult?

Using the Chemistry Link to Health: Elements Essential to Health, answer each of the following:

b. What is the role of sulfur in the human body?

Using the Chemistry Link to Health: Elements Essential to Health, answer each of the following:

a. What is a macromineral?

Using the Chemistry Link to Health: Elements Essential to Health, answer each of the following:

a. What is a micromineral?

Complete the following statements:

c. Elements that are shiny and conduct heat are called _____.