mercurous chloride
41Hg2Cl2 — Calomel Cal o*mel (k[a^]l [ o]*m[e^]l), n. [Gr. kalo s beautiful + me las black. So called from its being white, though made from a black mixture of mercury and corrosive sublimate. Cf. F. calom[ e]las.] (Chem.) Mild chloride of mercury, {Hg2Cl2} …
42horn quicksilver — Calomel Cal o*mel (k[a^]l [ o]*m[e^]l), n. [Gr. kalo s beautiful + me las black. So called from its being white, though made from a black mixture of mercury and corrosive sublimate. Cf. F. calom[ e]las.] (Chem.) Mild chloride of mercury, {Hg2Cl2} …
43Oxidize — Ox i*dize ([o^]ks [i^]*d[imac]z), v. t. [imp. & p. p. {Oxidized} ([o^]ks [i^]*d[imac]zd); p. pr. & vb. n. {Oxidizing}.] (Chem.) To combine with oxygen, or subject to the action of oxygen, or of an oxidizing agent. Specifically: (a) To combine… …
44Oxidized — Oxidize Ox i*dize ([o^]ks [i^]*d[imac]z), v. t. [imp. & p. p. {Oxidized} ([o^]ks [i^]*d[imac]zd); p. pr. & vb. n. {Oxidizing}.] (Chem.) To combine with oxygen, or subject to the action of oxygen, or of an oxidizing agent. Specifically: (a) To… …
45Oxidizing — Oxidize Ox i*dize ([o^]ks [i^]*d[imac]z), v. t. [imp. & p. p. {Oxidized} ([o^]ks [i^]*d[imac]zd); p. pr. & vb. n. {Oxidizing}.] (Chem.) To combine with oxygen, or subject to the action of oxygen, or of an oxidizing agent. Specifically: (a) To… …
46Ph — Chem. phenyl. * * * Quantitative measure of the strength of the acidity or alkalinity (see acid, base) of a solution. It is defined as the negative common logarithm of the concentration of hydrogen ions [H+] in moles/litre: pH = log10 [H+]. The… …
47pH — Chem. the symbol for the logarithm of the reciprocal of hydrogen ion concentration in gram atoms per liter, used to express the acidity or alkalinity of a solution on a scale of 0 to 14, where less than 7 represents acidity, 7 neutrality, and… …
48ph — Optics. phot; phots. * * * Quantitative measure of the strength of the acidity or alkalinity (see acid, base) of a solution. It is defined as the negative common logarithm of the concentration of hydrogen ions [H+] in moles/litre: pH = log10 [H+] …
49mercury poisoning — Harmful effects of mercury compounds. Manufacture of paints, various household items, and pesticides uses mercury; the finished product and the waste products released into air and water may contain mercury. The aquatic food chain can concentrate …
50pH meter — ▪ instrument electric device used to measure hydrogen ion activity (acidity or alkalinity) in solution. Fundamentally, a pH meter consists of a voltmeter attached to a pH responsive electrode and a reference (unvarying) electrode. The pH… …