Elementary Chemistry |
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Page 11
To find whether this conclusion is correct or not , it would be necessary , ( 1 ) to
burn a 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
...
To find whether this conclusion is correct or not , it would be necessary , ( 1 ) to
burn a 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
...
Page 24
Some again very readily react chemically with most of the others to produce new
kinds of matter ; e . g . compounds of oxygen , of chlorine , of bromine , or of
sulphur , with most other elements , are known . On the other hand , some
elements e ...
Some again very readily react chemically with most of the others to produce new
kinds of matter ; e . g . compounds of oxygen , of chlorine , of bromine , or of
sulphur , with most other elements , are known . On the other hand , some
elements e ...
Page 44
... facts which are at present 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 .
... facts which are at present 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 .
Page 46
Five compounds of the two elements nitrogen and oxygen are 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 ...
Five compounds of the two elements nitrogen and oxygen are 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 ...
Page 51
This statement , or a statement equivalent to this , holds good 171 for all the
elements . The statement is known as The law of reciprocal proportions . This law
may be expressed in various forms ; thus When two elements , A and B ,
severally ...
This statement , or a statement equivalent to this , holds good 171 for all the
elements . The statement is known as The law of reciprocal proportions . This law
may be expressed in various forms ; thus When two elements , A and B ,
severally ...
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acid action added alkali aqueous solution atomic weight basic bismuth bodies bromine called carbon chemical change chlorine combining weight composed composition compounds contain copper decomposed definite Demy determined dioxide directly dissolves easily Edited elements energy equal erbium exist experiment expressed formula gaseous molecules gases given grams haloid heat hydrated hydrides hydrogen hydroxides interact iodine iron kinds of matter known lead less liquid magnesium marked mass meaning mercury metals method mixture molecular weight molecule negative nitric nitrogen Notes obtained occur oxide oxidised oxygen passed phosphorus physical placed positive potash potassium prepared present probably produced properties quantity ratio reacting weight reactions regarding relations relative remains represented salts separated shew silver similar sodium solid solution specific substances sulphide sulphur sulphuric acid temperature term theory values vols volume whole