An elementary treatise on practical chemistry and qualitative inorganic analysis |
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Page 18
... brown gas soon fills the inside of the vessel , and should be allowed to bubble off for a time through water ; it may then be collected over water as directed for hydrogen gas . Nitric oxide is colourless , but it forms a reddish - brown ...
... brown gas soon fills the inside of the vessel , and should be allowed to bubble off for a time through water ; it may then be collected over water as directed for hydrogen gas . Nitric oxide is colourless , but it forms a reddish - brown ...
Page 19
... 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 continuously in air at the ordinary temperature , but it burns ...
... 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 continuously in air at the ordinary temperature , but it burns ...
Page 20
... brown ; and also by giving white fumes with a glass rod moistened with strong hydrochloric acid . Gases are frequently made to pass through certain liquids , in order to free them from impurities before they are col lected ; this is ...
... brown ; and also by giving white fumes with a glass rod moistened with strong hydrochloric acid . Gases are frequently made to pass through certain liquids , in order to free them from impurities before they are col lected ; this is ...
Page 26
... brown fumes will appear in the tube . ( See Exp . 22 , p . 18 ) . This property of giving red fumes when treated with copper is often used as a test for nitric acid . SECTION II . PREPARATION AND USE OF APPARATUS REQUIRED IN 26 [ EXP ...
... brown fumes will appear in the tube . ( See Exp . 22 , p . 18 ) . This property of giving red fumes when treated with copper is often used as a test for nitric acid . SECTION II . PREPARATION AND USE OF APPARATUS REQUIRED IN 26 [ EXP ...
Page 60
... brown ; it is unaffected by acids , with the exception of boracic acid . The most important use for turmeric paper is to test for boracic acid , which , if dried on the paper at a gentle heat , turns it orange - red . EXP . 55. This may ...
... brown ; it is unaffected by acids , with the exception of boracic acid . The most important use for turmeric paper is to test for boracic acid , which , if dried on the paper at a gentle heat , turns it orange - red . EXP . 55. This may ...
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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.