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Ammonium   Listen
noun
Ammonium  n.  (Chem.) A compound radical, NH4, having the chemical relations of a strongly basic element like the alkali metals.






Collaborative International Dictionary of English 0.48








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"Ammonium" Quotes from Famous Books



... silver | | nitrate, which after washing is | | readily soluble in ammonia and | | reprecipitated by nitric acid. | | | Sulphates | After acidulating with nitric acid, | | it gives a precipitate with | | barium nitrate. | | | Lime | A white precipitate with oxalate | | of ammonium. | | | Lead is often | Black precipitate with sulphureted | present, derived | hydrogen. | from the action | | upon flint glass | | bottles | | | Nitric acid. | Traces of | After dilution it gives a H, NO{3} | sulphuric acid | precipitate with barium nitrate. Molec. ...
— Scientific American Supplement, No. 561, October 2, 1886 • Various

... Chloride of Ammonium.—Half-minims of a solution of one part to 437 of water were placed on the discs of six leaves. A decided degree of inflection in the outer and submarginal tentacles was perceptible in 25 m.; and this increased ...
— Insectivorous Plants • Charles Darwin

... believed that unraked lawn clippings built up on the ground as unrotted thatch, promoting harmful insects and diseases. This is a half-truth. Lawns repeatedly fertilized with sulfur-based chemical fertilizers, especially ammonium sulfate and superphosphate, become so acid and thus so hostile to bacterial decomposition and soil animals that a thatch of unrotted clippings and dead sod can build up and thus promote disease and ...
— Organic Gardener's Composting • Steve Solomon

... several forms of Iodide of Potassium, Iodide of Ammonium, Iodide of Iron, and Iodide of Lime, is largely employed by physicians, and often with most happy results. But for domestic use we cannot advise its employment, as it is liable to injure the invalid, when its action is carried ...
— The People's Common Sense Medical Adviser in Plain English • R. V. Pierce

... the glass boxes, filling the box with filtered water and then sealing it to prevent evaporation. The blue-violet was obtained by the use of a filter box which contained a 5 per cent solution of copper ammonium sulphate. The green, which, however, was not monochromatic, was obtained by the use of a filter box which contained a saturated solution of nickel nitrate. These three sets of filters were examined spectroscopically both before the experiments ...
— The Dancing Mouse - A Study in Animal Behavior • Robert M. Yerkes

... producing an acid condition. Some plats in the fertilizer experiment at the Pennsylvania station have received their nitrogen in the form of sulphate of ammonia for 30 years, and are now in such acid condition that no crops thrive upon them. The corrective, of course, is lime, and if ammonium sulphate were somewhat lower in price, its use would be profitable, justifying cost of correction of acidity if it should occur. It is used by manufacturers of commercial fertilizers, and is well adapted to mixtures on account ...
— Crops and Methods for Soil Improvement • Alva Agee

... roburite is a mixture of ammonium nitrate and chlorinated di-nitro-benzol. The nitrate of ammonia is first dried and ground, and then heated in a closed steam-jacketed vessel to a temperature of 80 deg. C., and the melted organic compound is added, and the whole stirred until ...
— Nitro-Explosives: A Practical Treatise • P. Gerald Sanford

... substances used in agriculture, ready for mixing; nitrate of soda from Chili, potash from France and Germany, and our own far western states; cottonseed meal from the South, tankage and dried blood from the slaughter houses of Chicago and Omaha, Tennessee or Florida phosphates, and acid phosphate, ammonium sulfate from the coke ovens of Pennsylvania, Thomas slag from England, in short, all sorts of commercial materials from near and remote sources, for ...
— Northern Nut Growers Association Report of the Proceedings at the Fourteenth Annual Meeting • Various

... suggestions in this book may be helpful or at least have a placebo effect. Beware of the many recipes that include kerosene (coal oil), turpentine, ammonium chloride, lead, lye (sodium hydroxide), strychnine, arsenic, mercury, creosote, sodium phosphate, opium, cocaine and other illegal, poisonous or corrosive items. Many recipes do not specify if it is to be taken ...
— Mother's Remedies - Over One Thousand Tried and Tested Remedies from Mothers - of the United States and Canada • T. J. Ritter

... heated copper containing occluded hydrogen, suggested to the author the possibility of the formation of ammonia; only minute traces were formed. On passing, however, a mixture of pure nitrogen (from ammonium nitrite) and hydrogen over spongy platinum at a low red heat, abundant evidence was obtained of the synthesis of ammonia. The gases were passed, before entering the tube containing the platinum, through a potash bulb containing Nessler reagent, which remained colorless. ...
— Scientific American Supplement No. 275 • Various

... of every cure for epilepsy (not obviously fraudulent) is bromides. The usual method is to condemn vigorously the use of potassium bromide, and substitute ammonium or sodium bromide for it. Some advertisers condemn all the bromides, and prescribe a mixture of them; others condemn potassium bromide, and shamelessly forward a pure solution of this same salt in ...
— Epilepsy, Hysteria, and Neurasthenia • Isaac G. Briggs

... mouth wash is needed, Mr. Sewill prescribes the use of perchloride of mercury in the following form: One grain of the perchloride and 1 grain of chloride of ammonium to be dissolved in 1 oz. of eau de Cologne or tincture of lemons, and a teaspoonful of the solution to be mixed with two-thirds of a wineglassful of water, making a proportion of about 1 of perchloride in 5,000 ...
— Scientific American Supplement, Vol. XXI., No. 531, March 6, 1886 • Various

... pound of chloride of ammonium, or sal ammoniac, finely powdered, is to be intimately mixed with two pounds of nitrate of potasium or saltpetre, also in powder; this mixture we may call No. 1. No. 2 is formed by crushing three pounds of the best Scotch soda. In use, an equal bulk of both No. 1 and ...
— Enquire Within Upon Everything - The Great Victorian Domestic Standby • Anonymous

... fat and have lain in water or moist soil for from one to three years this process takes place, the fat uniting with the ammonia given off by the decomposition to form adipocere. This consists of a margarate or stearate of ammonium with lime, oxide of iron, potash, certain fatty acids, and a yellowish odorous matter. It has a fatty, unctuous feel, is either pure white or pale yellow, with an odour of decayed cheese. Small portions of the body may show signs of ...
— Aids to Forensic Medicine and Toxicology • W. G. Aitchison Robertson

... a comfortable, roomy stall; blanket if the weather is chilly, permit fresh air, but no drafts, as this is very important. Apply a paste made from Mustard and cold water over the chest cavity. Internally, administer Ammonium Iodide, Chlorate of Potash, Nitrate of Potash, each four ounces. Make into thirty-two powders and give one powder every two or three hours in gelatin capsule and administer with capsule gun. The diet is a proper means of keeping up the animal and ...
— The Veterinarian • Chas. J. Korinek

... thou be a Christian?" commented Pentaur. "See, we come to-night to Ammonium the oasis. Every camel-step doth lead thee farther toward Carthage! Thou wilt perish there! Carthage doth ...
— Out of the Triangle • Mary E. Bamford

... affection consists in employing antiseptic and soothing gargles, inhalations of chloride of ammonium, or a spray of peroxide of hydrogen, menthol, or eucalyptol. Lozenges or pastilles containing chloride of ammonium, chlorate of potash, and cubebs may be employed. In rheumatic cases, salicin, aspirin, and ...
— Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. • Alexander Miles



Words linked to "Ammonium" :   ammonium carbamate, ammonium alum, ammonium nitrate, ammonify, ammonia, ammonium chloride



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