1 Explain the meaning of various chemical formulas (empirical, molecular, and structural formulas). 2  Calculate weight and mole percentages from a formula.  Derive chemical formulas from a given set of information.
A: Zinc belongs to the family of elements found in Group 12. Some other elements in this family are cadmium and mercury. These three elements are metals, but mercury is a metal that is liquid at room temperature, while zinc and cadmium are solids at room temperature.
ZINC Overview Information. Zinc is a metal. It is called an âessential trace elementâ because very small amounts of zinc are necessary for human health. Zinc is used for treatment and prevention of zinc deficiency and its consequences, including stunted growth and acute diarrhea in children, and slow wound healing.