An elementary treatise on practical chemistry and qualitative inorganic analysis |
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Page 3
... becomes covered with rust ; many other metals undergo a similar change in moist air , but the altera- tion produced in their appearance is not usually so noticeable EXPERIMENTS ILLUSTRATING OF PREPARATION THE METHODS PROPERTIES GASES, I ...
... becomes covered with rust ; many other metals undergo a similar change in moist air , but the altera- tion produced in their appearance is not usually so noticeable EXPERIMENTS ILLUSTRATING OF PREPARATION THE METHODS PROPERTIES GASES, I ...
Page 4
... becomes slowly covered with red mercury - rust when strongly heated for some time in a flask open to the air ; this mercury - rust has received the name of mercuric oxide . The fact that metals become heavier by rusting proves that ...
... becomes slowly covered with red mercury - rust when strongly heated for some time in a flask open to the air ; this mercury - rust has received the name of mercuric oxide . The fact that metals become heavier by rusting proves that ...
Page 8
... becomes milky , indicating the presence of carbon dioxide gas , as will be hereafter explained . EXP . 6. Remove the charcoal from the deflagrating spoon and replace it by a piece of sulphur as large as a pea ; heat the spoon in the ...
... becomes milky , indicating the presence of carbon dioxide gas , as will be hereafter explained . EXP . 6. Remove the charcoal from the deflagrating spoon and replace it by a piece of sulphur as large as a pea ; heat the spoon in the ...
Page 12
... become dimmed with moisture , showing that hydrogen gas burning in the air pro- duces water : - : - H2 + 0 = H2O . Note . Since all gases which have been in contact with water contain more or less vapour of water , or are " moist , " it ...
... become dimmed with moisture , showing that hydrogen gas burning in the air pro- duces water : - : - H2 + 0 = H2O . Note . Since all gases which have been in contact with water contain more or less vapour of water , or are " moist , " it ...
Page 15
... become milky , owing to the lime which is dissolved in the water being converted by the carbon dioxide into common chalk ( calcium carbonate ) , and this , being an insoluble substance , remains mixed as a white powder ( " precipitate ...
... become milky , owing to the lime which is dissolved in the water being converted by the carbon dioxide into common chalk ( calcium carbonate ) , and this , being an insoluble substance , remains mixed as a white powder ( " precipitate ...
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An Elementary Treatise on Practical Chemistry and Qualitative Inorganic ... Frank Clowes No preview available - 2018 |
Common terms and phrases
acid acid-radicles acidified added AgNO AgNO3 alkaline Am,S AmCl AmHO in excess ammonia ammonium chloride blue boiling borate borax borax bead bottle brown carbonate charcoal chloric acid chloride cipitate cold colour colourless contain cooling crucible decant detected dilute HCl dissolved drops dryness evaporated evolved filter filtrate flame coloration flask flocculent fumes fused gives green Group H₂SO HCl solution heated HNO3 hydrochloric acid hydrogen indigo-prism inner blowpipe flame insoluble liquid metals milky mixed mixture moistened NaHO nitrate Note original solution phosphate piece porcelain dish portion Potassium Potassium chloride potassium nitrate poured powder powdered substance precipitate forms preliminary examination Presence radicle reactions reagent residue salts shaking silicate SiO2 small quantity smell solu soluble strong H2SO4 strong HCl sulphate sulphides Table tate test-tube tion tube warming washed watch-glass white precipitate yellow precipitate
Popular passages
Page 361 - SYSTEMATIC HANDBOOK OF VOLUMETRIC ANALYSIS ; or, the Quantitative Estimation, of Chemical Substances by Measure, applied to Liquids, Solids, and Gases.
Page 359 - By the same Author. Laboratory Teaching ; or, Progressive Exercises in Practical Chemistry. Fourth Edition. With 83 Engravings. Crown 8vo, 5s.
Page iii - CLOWES. — Practical Chemistry and Qualitative Inorganic Analysis. An Elementary Treatise, specially adapted for use in the Laboratories of Schools and Colleges, and by Beginners. By FRANK CLOWES, D.Sc., Professor of Chemistry in University College, Nottingham.
Page v - The chief object of the author of the present work was to furnish one which was sufficiently elementary in the description of apparatuses, chemicals, modes of experimentation, etc., so as to "reduce to a minimum the amount of assistance required from a teacher." It is a generally recognized fact that one of the most serious hindrances to the utility of many of the smaller text-books is the too great conciseness of the language employed, which renders it unintelligible to the primary student unless...
Page 347 - metre" ( = 39-37 inches); this is the "unit of length." The "unit of measure" is the "litre," which is one cubic decimetre : the "unit of weight" is the gramme*, which is the weight of 1 cubic centimetre of distilled water at 4° C. The chief conveniencies arising from the use of this system are : — 1st.