The Elements of Heat and of Non-metallic Chemistry: Especially Designed for Candidates for the Matriculation Pass Examination of the University of London |
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Page 103
... iodide of potassium , KI ; ozone does so , and sets free the iodine . Free iodine forms a blue colour with starch ; so that a mixture of starch - water and iodide of potassium may serve as a test for ozone . If such a mixture be shaken ...
... iodide of potassium , KI ; ozone does so , and sets free the iodine . Free iodine forms a blue colour with starch ; so that a mixture of starch - water and iodide of potassium may serve as a test for ozone . If such a mixture be shaken ...
Page 142
... iodides ( see §§ 207-208 ) , and by the blue colour which the so liberated iodine imparts to starch . Bromine and some of the oxides of nitrogen , however , enjoy the same property as chlorine in this respect . If chlorine be shaken up ...
... iodides ( see §§ 207-208 ) , and by the blue colour which the so liberated iodine imparts to starch . Bromine and some of the oxides of nitrogen , however , enjoy the same property as chlorine in this respect . If chlorine be shaken up ...
Page 150
... iodide of sodium . § 206. The sun - dried seaweed is burnt in shallow pits at as low a temperature as possible ; the ash is called kelp . This is treated with boiling water , and the soluble part , containing the iodine as iodide of ...
... iodide of sodium . § 206. The sun - dried seaweed is burnt in shallow pits at as low a temperature as possible ; the ash is called kelp . This is treated with boiling water , and the soluble part , containing the iodine as iodide of ...
Page 151
... iodide of silver , AgI ) , if a soluble iodide is mixed with a soluble salt of silver . The iodide of silver is of a light yellow colour ; it differs from the bromide and chloride of silver on account of its much less solubility in ...
... iodide of silver , AgI ) , if a soluble iodide is mixed with a soluble salt of silver . The iodide of silver is of a light yellow colour ; it differs from the bromide and chloride of silver on account of its much less solubility in ...
Page 153
... iodide with sulphuric acid . Hydriodic acid , HI , is prepared by placing in a tube , A ( fig . 63 ) , alternate layers of iodine , phosphorus , and wet pounded Fig . 63 . B glass . On gently warming the tube , the iodine and phosphorus ...
... iodide with sulphuric acid . Hydriodic acid , HI , is prepared by placing in a tube , A ( fig . 63 ) , alternate layers of iodine , phosphorus , and wet pounded Fig . 63 . B glass . On gently warming the tube , the iodine and phosphorus ...
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The Elements of Heat and of Non-Metallic Chemistry: Especially Designed for ... Frederick Guthrie No preview available - 2017 |
Common terms and phrases
alcohol ammonia ammonium anhydrous atmosphere atoms becomes binoxide body boiling-point bromine bulb burning burnt calcium called carbonic acid charcoal chemical chloric acid chlorine CO₂ cold colour colourless combination combustion compared with air compound condensed contains cooled copper cubic decomposed density dissolves earth elements equal equivalent evaporation expands flame fluorine Foolscap 8vo formed gaseous gases gives rise glass H₂ H₂O H₂SO hydrate of potassium hydrochloric acid hydrogen insoluble iodic acid iodine iron known latent heat liquid magnesium matter melting ice mercury metallic oxides mixed mixture nature nitrate nitric acid Nitrous olefiant gas oxygen passes phosphorus platinum Post 8vo potassium pressure proportions quantity of heat salt silicic acid silicon sodium solid soluble in water solution source of heat specific heat steam substance sulphate sulphide sulphuric acid surface Symbol temperature thermometer tube union unite vapour of water vessel vols volume warm weight zinc
Popular passages
Page 8 - Marriott, so named after its discoverers, is that the volume of a gas varies inversely as the pressure to which it is subjected.
Page 206 - Describe the structure of the flame of a common candle ; and explain why the flame loses its brightness when a current of common air is blown into it.