An elementary treatise on practical chemistry and qualitative inorganic analysis |
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Page 19
... colour of the former to blue and of the latter to reddish - brown , it is easy to see whether it has reached the mouth of the jar by observing whether any change is produced in the colour of the paper . Ammonia gas does not burn ...
... colour of the former to blue and of the latter to reddish - brown , it is easy to see whether it has reached the mouth of the jar by observing whether any change is produced in the colour of the paper . Ammonia gas does not burn ...
Page 23
... colour , its peculiar smell , and by its property of bleaching moist veget- able colours . This last property is shown by placing in a jar of the gas a piece of moistened litmus - paper or fabric dyed with madder ( " Turkey red ...
... colour , its peculiar smell , and by its property of bleaching moist veget- able colours . This last property is shown by placing in a jar of the gas a piece of moistened litmus - paper or fabric dyed with madder ( " Turkey red ...
Page 37
... colours the Bunsen flame . If the tip of the wire cannot be thus cleansed it should be cut off . Commercial platinum often contains Barium , and the wire made from it therefore gives a green colour to the flame : such wire is useless ...
... colours the Bunsen flame . If the tip of the wire cannot be thus cleansed it should be cut off . Commercial platinum often contains Barium , and the wire made from it therefore gives a green colour to the flame : such wire is useless ...
Page 40
... colour- less solution . Exp . 34 proves that a coloured solid gives a coloured solution . This is generally true , and hence we can often infer the presence or absence of a coloured substance in a solution by merely noting the colour of ...
... colour- less solution . Exp . 34 proves that a coloured solid gives a coloured solution . This is generally true , and hence we can often infer the presence or absence of a coloured substance in a solution by merely noting the colour of ...
Page 43
... colour of a precipitate or liquid is often invisible or falsified by gaslight ; if the colour is to be seen at night , it should be examined with the light produced by a piece of burning magnesium ribbon . Occasionally solid substances ...
... colour of a precipitate or liquid is often invisible or falsified by gaslight ; if the colour is to be seen at night , it should be examined with the light produced by a piece of burning magnesium ribbon . Occasionally solid substances ...
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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.