Name and define six of the contagious diseases. 1. Conjunctivits; pinkeye, inflammation of mucous membrane around the eye. 2. Herpes sim 1 - fever blisters or cold sores. 3. Herpes zoster - shingles; painful skin condition from reactivation of chickenpox virus.
The scientific study of elements, atoms and molecules is called  Chemistry.   A person who practices this science is called a Chemist. 7 people found this useful.
Main-group element. In chemistry and atomic physics, the main group is the group of elements whose lightest members are represented by helium, lithium, beryllium, boron, carbon, nitrogen, oxygen, fluorine, and neon as arranged in the periodic table of the elements.