A syllabus of a course of chemical lectures read at Guy's Hospital / [William Babington].

  • William Babington
Date:
1802
Catalogue details

Licence: Public Domain Mark

Credit: A syllabus of a course of chemical lectures read at Guy's Hospital / [William Babington]. Source: Wellcome Collection.

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    Cryfiallifation moft regular when the particles of a body are moft at liberty to a£t on each other, as on flow evaporation after previous folution; alfo the more homogeneous the par¬ ticles the more regular their arrangement* Inftances comparatively few of bodies dif¬ ferent in their kind affuming fimilar forms, or of the fame body affuming different forms : hence the importance of Cryjlallography and ufe of the Goniometer. DiftincHon between primative, and derivative or fecondary cryftals—Theory of Abbe Hauy— Numerous examples of Cryfiallifation in the concrete faline Bodies, from their ready folu- biiity in water and the facility with which this may be feparated—many aifo in the earthy and metallic Bodies and in fome of the combuJliblef as in Sulphur. OF CHEMICAL ATTRACTION. This a principal agent in all chemical ope* rations and phenomena. It differs from the foregoing, in ailing exclufively between the panicles of fuch bodies as are diffimilar9 or heterogeneous• It
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