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Sodium   /sˈoʊdiəm/   Listen
Sodium

noun
1.
A silvery soft waxy metallic element of the alkali metal group; occurs abundantly in natural compounds (especially in salt water); burns with a yellow flame and reacts violently in water; occurs in sea water and in the mineral halite (rock salt).  Synonyms: atomic number 11, Na.



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"Sodium" Quotes from Famous Books



... element is very rarely found in the body, unless it be a foreign substance, such as mercury or lead. About 70 per cent of the body is oxygen, which is also the most abundant element of the earth. Then in order of their weight come carbon, hydrogen, nitrogen, calcium, phosphorus, sulphur, sodium, chlorine, fluorine, potassium, iron, magnesium ...
— Maintaining Health • R. L. Alsaker

... divine despair." On the other hand they may be what they were to a certain character in Balzac. The physicist Baltazar retorts in answer to an outburst of tears, "Ah! tears! I have analysed them; they contain a little phosphate of lime, chloride of sodium, mucin, and water!" I do not happen to know if that is a correct analysis, but I do know that both these aspects of tears are true aspects. There is nothing contradictory about them. The one is the aspect of objective science; ...
— Platform Monologues • T. G. Tucker

... refining, basic petrochemicals; ammonia, industrial gases, sodium hydroxide (caustic soda), cement, fertilizer, plastics; metals, commercial ship repair, commercial aircraft ...
— The 2007 CIA World Factbook • United States

... experiment which might teach us something about the matter, and instead of letting sunlight fall on the prism, he made an artificial light by burning some stuff called sodium, and then allowed the band of coloured light to pass through the telescope; when he examined the spectrum that resulted, he found that, though numbers of lines to be found in the sun's spectrum were missing, there were a few ...
— The Children's Book of Stars • G.E. Mitton

... that feculent old tub of tallow's matrimonial crimes was the efficient cause of his downfall. As a historian Puck is about as reliable as Mark Twain's acerbic old sea captain; hence his asservations anent Bryan's utterances should be taken with considerable chloride of sodium. Every man who knows as much about political economy as a terrapin does of the Talmud is well aware that a rise in the price of one commodity simultaneous with the decline in price of another commodity has nothing whatever to do with the currency ...
— Volume 10 of Brann The Iconoclast • William Cowper Brann

... that it kept the iron gallo-tannate in solution, whereas any virtue of this kind which indigo-paste possesses is more likely due to the sulphuric acid which it contains than to the indigo itself. The essential part of the paste required is the sulpho-indigodate of sodium, now commonly called indigo-carmine. He further remarks that the stability of an ink precipitate depends upon the amount of iron which it contains and which on no account should be less than eight per cent; he adds rightly, if gallic ...
— Forty Centuries of Ink • David N. Carvalho

... be 10 to 15 grains thrice daily. In cases in which there is manifest irritation of the brain, bromid of potassium, 4 drams, or ergot one-half ounce, may be resorted to. Salicylic acid and salicylate of sodium have proved useful in certain cases; also phosphate of sodium. Bitter tonics (especially nux vomica one-half dram) are useful in improving the digestion ...
— Special Report on Diseases of the Horse • United States Department of Agriculture

... interesting physical phenomenon is seen on placing solutions of different chemical salts in the flame. For example, if a piece of asbestos is soaked in sodium chloride (common salt) and is placed in a Bunsen flame, the pale-blue flame suddenly becomes luminous and of a yellow color. If this is repeated with other salts, a characteristic color will be noted in each case. The ...
— Artificial Light - Its Influence upon Civilization • M. Luckiesh

... MM. Riche and Bardy for the detection of alcohol in commercial methylenes, with 1/2 c.c. sulphuric acid at 18 deg. B., then with the same volume of permanganate (15 grms. per liter), and allowed to stand for one minute. He then adds 8 drops of sodium hyposulphite at 33 deg. B., and 1 c.c. of a solution of magenta, 1 decigrm. per liter. If any alcohol is present there appears within five minutes a distinct violet tinge. The presence of essential oils gives rise to a partial reduction ...
— Scientific American Supplement, No. 288 - July 9, 1881 • Various

... EGGS.—Eggs are especially valuable for the mineral salts they contain, chief among which are lime, phosphorus, sulphur, iron, potassium, and sodium. For this reason, the addition of eggs to any kind of diet supplies a large amount of the minerals that are needed for bone, blood, and tissue building. A favorable point concerning the minerals found in eggs is that they are not affected to any extent by cooking. Therefore, in the preparation ...
— Woman's Institute Library of Cookery, Vol. 2 - Volume 2: Milk, Butter and Cheese; Eggs; Vegetables • Woman's Institute of Domestic Arts and Sciences

... all living bodies: carbon, hydrogen, oxygen, nitrogen, sulphur, potassium. Besides these there are several others usually present, but not apparently essential to all organisms. These include phosphorus, iron, calcium, sodium, magnesium, ...
— Elements of Structural and Systematic Botany - For High Schools and Elementary College Courses • Douglas Houghton Campbell



Words linked to "Sodium" :   halite, brine, sodium thiopental, saltwater, metallic element, sodium-vapor lamp, sodium sulfate, metal, rock salt, seawater



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