^ m d. Nursing is the protection, promotion, and optimization of health and abilities, prevention of illness and injury, facilitation of healing, alleviation of suffering through the diagnosis and treatment of human response, and advocacy in the care of individuals, families, groups, communities, and populations. Tools You Need.
Louis Nicolas Vauquelin discovered beryllium in the oxide form in both beryl and emeralds in 1798. Beryllium is a gray-white metal. From the Greek word beryllos, beryl; also called glucinium or glucinum, Greek glykys, sweet. Discovered in the oxide form by Vauquelin in both beryl and emeralds in 1798. The metal was isolated in 1828 by Wohler and by Bussy independently by the action of potassium on beryllium chloride.
Structure of a beryllium atom: four protons, four neutrons and four electrons. Atoms are the basic units of matter and the defining structure of elements. The term atom comes from the Greek word for indivisible, because it was once thought that atoms were the smallest things in the universe and could not be divided.