Elementary Chemistry |
From inside the book
Results 1-5 of 80
Page 11
... known weight of magnesium in a known quantity of air ; ( 2 ) to determine the weight of magnesia produced , and the diminution in the quantity of air which accompanied the production of this weight of magnesia ; ( 3 ) to change the ...
... known weight of magnesium in a known quantity of air ; ( 2 ) to determine the weight of magnesia produced , and the diminution in the quantity of air which accompanied the production of this weight of magnesia ; ( 3 ) to change the ...
Page 24
... known . On the other hand , some elements e.g. boron and nitrogen , combine directly only with a comparatively small number of other elements . To state the name of an element is to state the composition of the element : the name is a ...
... known . On the other hand , some elements e.g. boron and nitrogen , combine directly only with a comparatively small number of other elements . To state the name of an element is to state the composition of the element : the name is a ...
Page 44
... known . But special experiments have been conducted with the view of testing the law of fixity of composition . The experiments made by Stas were characterised by the most rigorous and scrupulous accuracy . Stas prepared the com- pound ...
... known . But special experiments have been conducted with the view of testing the law of fixity of composition . The experiments made by Stas were characterised by the most rigorous and scrupulous accuracy . Stas prepared the com- pound ...
Page 46
... known ; if the composition of each is determined and is stated as parts by weight of oxygen combined with 1 part by weight of nitrogen , we have this result ; Compound I. 57 parts by weight of oxygen combined with 1 part by weight of ...
... known ; if the composition of each is determined and is stated as parts by weight of oxygen combined with 1 part by weight of nitrogen , we have this result ; Compound I. 57 parts by weight of oxygen combined with 1 part by weight of ...
Page 51
... known as The law of reciprocal proportions . This law may be expressed in various forms ; thus When two elements , A and B , severally combine with a third element , C , then the proportions in which masses of A and B severally combine ...
... known as The law of reciprocal proportions . This law may be expressed in various forms ; thus When two elements , A and B , severally combine with a third element , C , then the proportions in which masses of A and B severally combine ...
Other editions - View all
Common terms and phrases
acids to form affinity alcohol alkali allotropy ammonia ammonium ammonium chloride antimony aqueous solution atom of carbon atom of hydrogen atom of oxygen atomic theory atomic weight basic oxides bismuth bromine Chap chemical change chemical properties chlorine chromium combining weight composed composition copper decomposed definite directly interacting elements and compounds energy form salts gaseous molecules gases gasified grams H₂O H₂SO haloid compounds heat hydrides hydrochloric acid hydrogen and oxygen hydrogen chloride hydroxide interact with acids iodine iron kinds of matter liquid M₂O magnesium mass mercury metals mixture molecular and atomic molecular weight nitric acid nitrogen non-metallic obtained occur oxidised oxygen phosphorus physical potash potassium chloride produced quantity ratio reacting weight reactions represented rubidium selenion shew shewn sodium solid specific gravity structural formulae substances sulphate sulphide sulphuric acid tellurium temperature tube valency vols weight of hydrogen weight of oxygen zinc