Mercurial+compound
41Mercury(II) chloride — Mercury(II) chloride …
42Potassium permanganate — Potassium permanganate …
43Hexachlorophene — Systematic (IUPAC) name 2,2 methylenebis(3,4,6 trichlorophenol) Clinical data Trade names Phisohex …
44Merbromin — Merbromin …
45Cetrimonium — Cetrimonium, cetyl trimethylammonium, or hexadecyltrimethylammonium is a quaternary ammonium cation whose salts are used as antiseptics: Cetrimonium bromide Cetrimonium chloride They have the ATC codes D08A …
468-Hydroxyquinoline — 8 Hydroxyquinoline[1] …
47Europe, history of — Introduction history of European peoples and cultures from prehistoric times to the present. Europe is a more ambiguous term than most geographic expressions. Its etymology is doubtful, as is the physical extent of the area it designates.… …
48zinc group element — ▪ chemistry Introduction any of the three metals that comprise Group 12 (IIb) of the periodic table of elements namely, zinc (Zn), cadmium (Cd), and mercury (Hg). (See Figure >.) They have properties in common, but they also differ in… …
491-Propanol — 1 Propanol …
50Ballistic pendulum — Pendulum Pen du*lum, n.; pl. {Pendulums}. [NL., fr. L. pendulus hanging, swinging. See {Pendulous}.] A body so suspended from a fixed point as to swing freely to and fro by the alternate action of gravity and momentum. It is used to regulate the… …