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" Since it appeared that the purest and densest vapour alone gave the greatest number of lines, it became of interest to examine the spectra of compounds consisting of a metal combined with a nonmetallic element. Experiments with chlorides are recorded.... "
Chemical News and Journal of Industrial Science - Page 73
1773
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Spectrum analysis, 6 lects

sir Henry Enfield Roscoe - 1873 - 550 pages
...pressure is reduced, the sJwrtesl lines disappearing first and the longest lines remaining longest visible. Since it appeared that the purest and densest...final result was that only the very longest lines iu the spectrum of the metallic vapour remained. It was observed that in the case of elements with...
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The American Journal of Science and Arts

Geology - 1873 - 562 pages
...various characters and lengths of the lines shown. Since it appeared that the purest and densest vapor alone gave the greatest number of lines, it became...very longest lines in the spectrum of the metallic vapor remained. It was observed that in the case of dements with low atomic weights, combined with...
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Nature, Volume 7

Sir Norman Lockyer - Electronic journals - 1873 - 516 pages
...pressure is reduced, the shortest lints dhappearing Jttft, and the longest lines remaining longest visible. Since it appeared that the purest and densest...all the short lines were obliterated. Changing the spark-condilions, the final result was, that only the very longest lines in the spectrum of the metallic...
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Contributions to Solar Physics: I. A Popular Account of Inquiries Into the ...

Sir Norman Lockyer - Natural history - 1874 - 748 pages
...SrCl,. Cd Clj, Ba Cls, Pb C12, and A13 C16. It was found in all ' T aWn's scale as given by Watts. B cases that the difference between the spectrum of...spectrum of the metal was : — That under the same spark conditions the short lines were obliterated, while the air-lines remained unchanged in tliickness....
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Contributions to Solar Physics: I. A Popular Account of Inquiries Into the ...

Sir Norman Lockyer - Natural history - 1874 - 734 pages
...CdClj, BaCl , PbClj, and Al, C16. It was found in all Sfiff-a of th -chlfridts obscn-eJ. 5-P 543 — -D cases that the difference between the spectrum of...chloride and the spectrum of the metal was : — That tinder the same spark conditions the short lines were obliterated, while the air lines remained unchanged...
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Studies in spectrum analysis

Sir Norman Lockyer - 1878 - 306 pages
...the metallic spectra were compared with those given by the same metals when combined with chlorine.* It was found in all cases that the difference between...metal was : — That under the same spark-conditions the short lines of the metals were obliterated in the spectrum of the chloride, it/hile the air lines...
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Studies in Spectrum Analysis

Sir Norman Lockyer - Spectrum analysis - 1878 - 304 pages
...the metallic spectra were compared with those given by the same metals when combined with chlorine.* It was found in all cases that the difference between...metal was : — That under the same spark-conditions the short lines of the metals-were obliteratedin the spectrum of the chloride, while the air lines...
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Report of the ... and ... Meetings of the British ..., Volume 50, Part 1880

British Association for the Advancement of Science. Meeting - Science - 1880 - 978 pages
...sufficient to restore the lost lines.' Mr. Lockyer next examined the spectra given by chemical compounds .' It was found in all cases that the difference between...the spectrum of the metal was: That -under the same spark conditions the short lines were obliterated, while the air lines remained unchanged in thickness.'...
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Report of the ... Meeting of the British Association for the ..., Volume 50

British Association for the Advancement of Science - Science - 1880 - 982 pages
...sufficient to restore the lost lines.' Mr. Lockyer next examined the spectra given by chemical compounds .' It was found in all cases that the difference between...of the chloride and the spectrum of the metal was : Tliat under the same spark conditions the short lines were obliterated, while the air lines remained...
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Philosophical Transactions, Giving Some Account of the Present Undertakings ...

Royal Society (Great Britain) - Science - 1884
...while longer lines remain. Further, he states in reference to the spectra of chemical compounds : " It was found in all cases that the difference between...spectrum of the metal was : — That under the same spark conditions the short lines were obliterated, while the air lines remained unchanged in thickness"...
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