Elementary Chemistry |
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Page 2
... placed in the lamp - flame . Some change was here produced in the properties both of the platinum and magnesium . In the case of the platinum , the properties of glowing and of communicating heat to colder bodies brought into contact ...
... placed in the lamp - flame . Some change was here produced in the properties both of the platinum and magnesium . In the case of the platinum , the properties of glowing and of communicating heat to colder bodies brought into contact ...
Page 3
... electric bell , and let these pieces of platinum be placed , side by side but not touching , in a dilute aqueous solution of copper sulphate to Fig . 1 . which some sulphuric acid has been 1-2 1-4 ] 3 CHEMICAL CHANGE .
... electric bell , and let these pieces of platinum be placed , side by side but not touching , in a dilute aqueous solution of copper sulphate to Fig . 1 . which some sulphuric acid has been 1-2 1-4 ] 3 CHEMICAL CHANGE .
Page 5
... placed in direct sunlight , mixed with water , brought into contact with other substances at high and low temperatures , & c . Substances which have markedly different properties are said to differ in kind , or to be different kinds of ...
... placed in direct sunlight , mixed with water , brought into contact with other substances at high and low temperatures , & c . Substances which have markedly different properties are said to differ in kind , or to be different kinds of ...
Page 6
... placed in one retort , and a little lead nitrate in the other ; each retort is heated by a Bunsen - lamp . Fig . 3 . The iodine soon changes to a dark purple , almost opaque , gas ; but this condenses on the cooler parts of the retort ...
... placed in one retort , and a little lead nitrate in the other ; each retort is heated by a Bunsen - lamp . Fig . 3 . The iodine soon changes to a dark purple , almost opaque , gas ; but this condenses on the cooler parts of the retort ...
Page 7
... placed in a retort arranged as shewn in fig . 3 , the water - gas ( or steam ) produced by heating the water is condensed to liquid water which is found in the small flask . But water may also be chemically changed . An electric current ...
... placed in a retort arranged as shewn in fig . 3 , the water - gas ( or steam ) produced by heating the water is condensed to liquid water which is found in the small flask . But water may also be chemically changed . An electric current ...
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Common terms and phrases
acids to form alkali allotropy ammonia antimony aqueous solution atom of carbon atom of hydrogen atom of oxygen atomic weight basic oxides bismuth bismuthous oxide bromine Chap chemical change chemical properties chlorine chromium combining weight composition compounds of hydrogen definite dissolves in water elements and compounds energy expressed ferric form salts gaseous molecules gases gasified grams H₂O H₂SO halogens haloid compounds hydrides hydrochloric acid hydrogen and oxygen hydrogen chloride hydrogen iodide hydrogen sulphide hydroxide interact with acids interact with water iodide iodine iron kinds of matter liquid M₂O magnesium mercury metals mixture molecular weight nitric acid nitrogen non-metallic obtained occur oxides MO oxidised oxygen phosphorus physical potash potassium chloride quantity ratio reacting weight reactions represented rubidium selenion shew sodium solid soluble specific gravity structural formulae substances sulphate sulphuric acid tellurium temperature tube valency weight of hydrogen weight of oxygen zinc
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