An elementary treatise on practical chemistry and qualitative inorganic analysis |
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Page vii
... usually bestowed upon them . The methods of preparing pure chemicals are omitted , since they may now be readily and cheaply purchased ; before using purchased chemicals their purity should , however , always be ascertained by the tests ...
... usually bestowed upon them . The methods of preparing pure chemicals are omitted , since they may now be readily and cheaply purchased ; before using purchased chemicals their purity should , however , always be ascertained by the tests ...
Page 3
... 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 Oxygen II Hydrogen.
... 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 Oxygen II Hydrogen.
Page 4
Frank Clowes. tion produced in their appearance is not usually so noticeable as in the case of iron . The liquid metal mercury does not rust as iron does in moist air , but it becomes slowly covered with red mercury - rust when strongly ...
Frank Clowes. tion produced in their appearance is not usually so noticeable as in the case of iron . The liquid metal mercury does not rust as iron does in moist air , but it becomes slowly covered with red mercury - rust when strongly ...
Page 5
... usually chosen . EXP . 3. - Powder some potassium chlorate ( about as much as would fill a watch - glass ) finely in a mortar , mix with it , by rubbing them together in the mortar , about one - fifth as much powdered manganic oxide ...
... usually chosen . EXP . 3. - Powder some potassium chlorate ( about as much as would fill a watch - glass ) finely in a mortar , mix with it , by rubbing them together in the mortar , about one - fifth as much powdered manganic oxide ...
Page 18
... usually employed instead of the carbonate of ammonia : - 22 2NH4Cl + CaH2O2 = 2NH3 + CaCl2 + H2O . EXP . 23. - Powder some ammo- nium chloride ( sal ammoniac ) in a mortar , and mix with it thoroughly on a sheet of paper about an equal.
... usually employed instead of the carbonate of ammonia : - 22 2NH4Cl + CaH2O2 = 2NH3 + CaCl2 + H2O . EXP . 23. - Powder some ammo- nium chloride ( sal ammoniac ) in a mortar , and mix with it thoroughly on a sheet of paper about an equal.
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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.