A Text-book of Assaying: For the Use of Those Connected with Mines |
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Page 16
... insoluble in water , but if nitric acid be added , the metal rapidly disappears . It is convenient , but somewhat in- accurate , to say that the acid dissolves the lead . If the lead be acted on by nitric acid alone , without water , it ...
... insoluble in water , but if nitric acid be added , the metal rapidly disappears . It is convenient , but somewhat in- accurate , to say that the acid dissolves the lead . If the lead be acted on by nitric acid alone , without water , it ...
Page 29
... insoluble residue has to be collected , since it is difficult to wash out most residues from a flask . Bumping occurs less frequently in dishes than in flasks . FIG . 12 . After the addition of the acid , and mixing by agitation , the ...
... insoluble residue has to be collected , since it is difficult to wash out most residues from a flask . Bumping occurs less frequently in dishes than in flasks . FIG . 12 . After the addition of the acid , and mixing by agitation , the ...
Page 56
... insoluble in nitric acid , form a protecting coat to the metal which hinders further action . Where the strong acid does act the action is very violent , so that generally it is better to use the dilute acid . When iron has been ...
... insoluble in nitric acid , form a protecting coat to the metal which hinders further action . Where the strong acid does act the action is very violent , so that generally it is better to use the dilute acid . When iron has been ...
Page 57
... insoluble in the acid . On filtering , adding ammonia ( to render the filtrate alkaline ) , and again passing the gas , a further preci- pitate will be obtained , consisting of sulphides insoluble in an alkaline solution , but not ...
... insoluble in the acid . On filtering , adding ammonia ( to render the filtrate alkaline ) , and again passing the gas , a further preci- pitate will be obtained , consisting of sulphides insoluble in an alkaline solution , but not ...
Page 58
... Insoluble in Alkalies . - Sulphides of Ag , Pb , Hg , Bi , Cu , Cd , Pd , Rh , Os , and Ru . 2. Not precipitated in an acid solution , but thrown down in an alkaline one . Sulphides of Mn , Zn , Fe , Ni , Co , In , Tl , and Ga . These ...
... Insoluble in Alkalies . - Sulphides of Ag , Pb , Hg , Bi , Cu , Cd , Pd , Rh , Os , and Ru . 2. Not precipitated in an acid solution , but thrown down in an alkaline one . Sulphides of Mn , Zn , Fe , Ni , Co , In , Tl , and Ga . These ...
Other editions - View all
A Text Book of Assaying: For the Use of Those Connected with Mines Cornelius Beringer,John Jacob Beringer No preview available - 2016 |
A Text-Book of Assaying for the Use of Those Connected with Mines Cornelius Beringer,John Jacob Beringer No preview available - 2015 |
TEXT-BK OF ASSAYING FOR THE US Cornelius Beringer,John Jacob 1857-1915 Beringer No preview available - 2016 |
Common terms and phrases
20 grams acetic acid acid solution added alkaline alloy alumina ammonia ammonium antimony aqua regia arsenic baric chloride beaker bismuth boiling borax bulk c.c. of dilute c.c. of hydrochloric c.c. of nitric c.c. of water calculated carbonate cent chromate colour containing copper crucible cupel determined dilute ammonia dilute hydrochloric acid dioxide dish dissolved dried Effect of Varying excess ferric chloride ferric oxide ferrous filter filtrate flask fused fusion gives gold gram of copper grams grams of lead GRAVIMETRIC heat hydrate hydrochloric acid hydrogen ignited insoluble iodide iodine iron lime liquid litre magnesia manganese metal method milligrams mineral mixed multiplied nickel nitre nitric acid oxidising oxygen percentage permanganate phosphate phosphorus platinum potash potassium powdered precipitate present quantity residue salts sample separated silica silver slag soda sodic sodium acetate soluble standard solution substance sulphate sulphide sulphuric acid temperature titration tube uranium VOLUMETRIC washed weighed zinc
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Page 7 - Crown 4to. Cloth. Part I. — Elementary Chemistry, 2/. Part II. — The Chemistry of the Non-Metallic Elements, including a Comprehensive Course of Class Experiments, 10/6.
Page 15 - ELEMENTS OF METALLURGY. A PRACTICAL TREATISE ON THE ART OF EXTRACTING METALS FROM THEIR ORES. BY J. ARTHUR PHILLIPS, M.lNST.OE, FCS, FGS, <fcc.
Page 23 - COBBETT (William): ENGLISH GRAMMAR, in a Series of Letters, intended for the use of Schools and Young Persons in general.
Page 22 - Copies of the FIRST ISSUE, giving an Account of the History, Organization, and Conditions of Membership of the various Societies, and forming the groundwork of the Series, may still be had, price 7/6. Also Copies of the Issues following.
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Page 19 - MISCELLANEOUS SCIENTIFIC PAPERS. Royal 8vo. Cloth, 31s. 6d. Part I. Papers relating to Temperature, Elasticity, and Expansion of Vapours, Liquids, and Solids. Part II. Papers on Energy and its Transformations. Part III. Papers on Wave-Forms, Propulsion of Vessels, &c.
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Page 21 - AE A Manual of Marine Engineering. Comprising the Designing, Construction and Working of Marine Machinery.