 | 1805 - 848 էջ
...the state of the sulphur in the compound; for I much suspect that a predisposition to vitriolization in these pyrites is produced by a small portion of...tending to that of oxide, and thus the accession of a further addition of oxygen becomes facilitated. We have an example of similar effects in phosphorus,... | |
 | 1805 - 410 էջ
...oxygen being previously combined with a part, or with the general mass of the sulphur, at the time or' the original formation of these substances, so that...tending to that of oxide, and thus the accession of a further addition of oxygen becomes facilitated. We have an example of similar effects in phosphorus,... | |
 | New York Academy of Sciences - 1889 - 520 էջ
...state of the sulphur in the compound ; for I much suspect, that a predisposition to vitriolizatton, in these pyrites, is produced by a small portion of...a farther addition of oxygen becomes facilitated." (j. Intermixture with pyrrhotite or iron protosulphide. The attention of Berzelins was early called... | |
 | Royal Society (Great Britain) - 1804 - 514 էջ
...state of the sulphur in the compound ; for I much suspect, that a predisposition to vitriolization, in these pyrites, is produced by a small portion of...thus the accession of a farther addition of oxygen lecomes facilitated. We have an example of similar effects in phosphorus, when (as is commonly said)... | |
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I might be induced to adopt the contrary opinion. But I am inclined to attribute the effect of vitriolization observed in some of the pyrites, not so much to the proportion, as to the state of the sulphur in the compound ; for I much suspect, that a predisposition... 