Practical Chemistry: A Course of Laboratory Work |
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Page 10
... nitric acid fall on to the tin drop by drop . When the contents of the crucible have turned to a white powdery solid cease to add acid , but continue heating , and raising the temperature , until fumes of acid are no longer given off ...
... nitric acid fall on to the tin drop by drop . When the contents of the crucible have turned to a white powdery solid cease to add acid , but continue heating , and raising the temperature , until fumes of acid are no longer given off ...
Page 19
... oxide , which has dissolved in the water . Fig . 9 . Exp . 5. Pour a little dilute solution of nitric acid over a piece of copper in a test tube ; no visible change occurs . Warm the contents of the tube ; chemical change soon begins ...
... oxide , which has dissolved in the water . Fig . 9 . Exp . 5. Pour a little dilute solution of nitric acid over a piece of copper in a test tube ; no visible change occurs . Warm the contents of the tube ; chemical change soon begins ...
Page 20
... nitric acid has been added . Silver separates at the negative electrode . The arrangement shewn in Fig . 11 is a simple one for such B A Fig . 11 . experiments as the electrolytic decomposition of silver nitrate solution . A and B are ...
... nitric acid has been added . Silver separates at the negative electrode . The arrangement shewn in Fig . 11 is a simple one for such B A Fig . 11 . experiments as the electrolytic decomposition of silver nitrate solution . A and B are ...
Page 27
... nitric acid , the white pp . remains . The production of a white pp . ( silver chloride ) , insoluble in dilute nitric acid , when silver nitrate is added to a liquid , is a test for the presence of a chloride in that liquid . You ...
... nitric acid , the white pp . remains . The production of a white pp . ( silver chloride ) , insoluble in dilute nitric acid , when silver nitrate is added to a liquid , is a test for the presence of a chloride in that liquid . You ...
Page 31
... nitric acid , and then heat to boiling ; add a good deal of ammonium molybdate solution , and remove from the source of heat ; a yellow pp . forms slowly . The formation of a yellow pp . by adding ammonium molyb- date to a hot solution ...
... nitric acid , and then heat to boiling ; add a good deal of ammonium molybdate solution , and remove from the source of heat ; a yellow pp . forms slowly . The formation of a yellow pp . by adding ammonium molyb- date to a hot solution ...
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Common terms and phrases
acetic acid alcohol alkali allow to cool ammonia ammonium carbamate ammonium chloride apparatus aqueous solution atomic weight barium barium oxide basin beaker boiling bottle bulb Bunsen-lamp calcium carbamate carbon dioxide Chap chemical change chromium trioxide colour combined composition compound concentrated sulphuric acid copper sulphate cork Crown 8vo crucible crystallising crystals decomposed determine dilute sulphuric acid dissolve drop ELEMENTARY CHEMISTRY elements equivalent evaporate evolved exit tube experiments ferric chloride ferrous sulphate filter filtrate flask grams H₂O hard glass heat hydriodic acid hydrochloric acid hydrogen hydroxide interact iodide iodine iron liquid litmus magnesium mass mercury metal mixture nitric acid nitrogen obtained oxalic acid oxide oxidised oxygen pass permanganate phosphorus platinum potassium potassium chlorate prepared produced prove pure ratio reacting weight reaction salt shew shewn in Fig solid specific gravity sulphocyanide sulphuric acid temperature vapour warm wash weight of oxygen zinc
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