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nd contains one atom, radical, or group of that to the name of which it is united; as, monoxide, monosulphide, monatomic, etc.

A sulphide containing one atom of sulphur, and analogous to a monoxide; -- contrasted with a Ant: polysulphide; as, galena is a monosulphide.

air to the alcohol and other combustible principles of the liquid, thus leading to their oxidation.

derived from, gums and micilaginous substances; specif., denoting an acid obtained by the oxidation of gums, dulcite, etc., as a white crystalline substance isomeric with saccharic acid.

A yellow crystalline substance, C10H6O2, analogous to quinone, obtained by oxidizing naphthalene with chromic acid.

st, as a liquid, with a solution of mercuric iodide in potassium iodide and potassium hydroxide, which is called Nessler's solution or Nessler's test, and is used to detect the presence of ammonia.

nally obtained from bile. Chemically, however, choline is oxyethyl-trimethyl-ammonium hydroxide, while neurine is vinyl-trimethyl-ammonium hydroxide. [Written also neurin.]

, as contrasted with the nickelous compounds, the metal has a higher valence; as nickelic oxide.

, as contrasted with the nickelic compounds, the metal has a lower valence; as, nickelous oxide. Frankland.

; nicotic; -- used specifically to designate an acid related to pyridine, obtained by the oxidation of nicotine, and called nicotinic acid.

Nothing. Nihil album Etym: [L., white nothing] (Chem.), oxide of zinc. See under Zinc. -- Nihil debet Etym: [L., he owes nothing] (Law), the general issue in certain actions of debt. -- Nihil dicit Etym: [L., he says nothing] (Law), a declinature by the defendant to plead or answer. Tomlins.

which, as contrasted with nitrous compounds, the element has a higher valence; as, nitric oxide; nitric acid. Nitric acid, a colorless or yellowish liquid obtained by distilling a nitrate with sulphuric acid. It is powerfully corrosive, being a strong acid, and in decomposition a strong oxidizer. -- Nitric anhydride,…

The act or process of oxidizing nitrogen or its compounds so as to form nitrous or nitric acid.

To combine or impregnate with nitrogen; to convert, by oxidation, into nitrous or nitric acid; to subject to, or produce by, nitrification.

the free state, but forming a well known series of salts, viz., the nitrites. -- Nitrous oxide. See Laughing gas.

olored rings formed upon a metal plate by the electrolytic disposition of copper, lead peroxide, etc. They may be produced by touching with a pointed zinc rod a silver plate on which is a solution of copper sulphate.

A metallic oxide occurring in earthy form; as, tungstic ocher or tungstite.

Titanium dioxide occurring in acute octahedral crystals.

Of, pertaining to, or designating, an organic acid obtained by the oxidation of narcotine.

those compounds in which it has a valence higher than in other lower compounds; as, osmic oxide. Osmic acid. (Chem.) (a) Osmic tetroxide. [Obs.] (b) Osmic acid proper, an acid analogous to sulphuric acid, not known in the free state, but forming a well-known and stable series of salts (osmates), which were formerly imp…