An elementary treatise on practical chemistry and qualitative inorganic analysis |
From inside the book
Results 1-5 of 76
Page 8
... 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 flame until the sulphur melts and ...
... 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 flame until the sulphur melts and ...
Page 17
... presence in air by the above tests . It is manifestly not present in sufficient quantity to extinguish a burning taper , but the presence of carbon dioxide in air may be shown by lime - water in the following way : — B EXP . 21. Pour ...
... presence in air by the above tests . It is manifestly not present in sufficient quantity to extinguish a burning taper , but the presence of carbon dioxide in air may be shown by lime - water in the following way : — B EXP . 21. Pour ...
Page 55
... presence of sodium , by which its presence is otherwise masked . By far the most perfect method of examining flame colora- tions , more especially for the rarer elements or for mere traces of the more common ones , is by the use of the ...
... presence of sodium , by which its presence is otherwise masked . By far the most perfect method of examining flame colora- tions , more especially for the rarer elements or for mere traces of the more common ones , is by the use of the ...
Page 56
... presence of metals ; the substance for this purpose is heated either alone or mixed with certain other substances ( usually sodium carbonate and potassium cyanide ) in the inner blowpipe flame ; globules or scales of the metal are thus ...
... presence of metals ; the substance for this purpose is heated either alone or mixed with certain other substances ( usually sodium carbonate and potassium cyanide ) in the inner blowpipe flame ; globules or scales of the metal are thus ...
Page 57
... presence . 33 a . The melted mass left on the charcoal after fusing a metallic salt with sodium carbonate is best examined for Fig . 32 . metallic powder or scales by detaching it from the charcoal with the point of a penknife , then ...
... presence . 33 a . The melted mass left on the charcoal after fusing a metallic salt with sodium carbonate is best examined for Fig . 32 . metallic powder or scales by detaching it from the charcoal with the point of a penknife , then ...
Other editions - View all
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.