Nature, Volume 72Sir Norman Lockyer Macmillan Journals Limited, 1905 |
No interior do livro
Resultados 1-3 de 57
Página 159
... atoms has no appreciable effect ; and this made it possible to determine the atomic refractions of the elements . The atomic refraction of carbon , for instance , was obtained by comparing the molecular refractions of two compounds ...
... atoms has no appreciable effect ; and this made it possible to determine the atomic refractions of the elements . The atomic refraction of carbon , for instance , was obtained by comparing the molecular refractions of two compounds ...
Página 160
... atoms of hydrogen have been employed to close the ring ( see Fig . on p . 159 ) . The withdrawal of these two atoms , and the closing of the ring , have therefore taken place without causing any optical anomaly . In the formation of the ...
... atoms of hydrogen have been employed to close the ring ( see Fig . on p . 159 ) . The withdrawal of these two atoms , and the closing of the ring , have therefore taken place without causing any optical anomaly . In the formation of the ...
Página 161
... atoms . The double bond increases the refraction by 2 , so that for two carbon atoms with a double bond the refraction amounts to 12. The atomic refraction of one carbon atom with a double bond is there- fore equal to 6 , i.e. 20 per ...
... atoms . The double bond increases the refraction by 2 , so that for two carbon atoms with a double bond the refraction amounts to 12. The atomic refraction of one carbon atom with a double bond is there- fore equal to 6 , i.e. 20 per ...
Outras edições - Ver tudo
Palavras e frases frequentes
acid actinium action animals appears Astronomical atoms benzene British Cape Colony carbon centre chemical chemistry College colour committee connection contains curve dealing described Diplodocus direction discussion disease effect electric engineering examination experiments fact feet geology give given Harvard College Observatory heat hydrogen illustrated important increase India Institute interesting investigation June laboratory larvæ lectures London Lord Rayleigh matter means measured ment Messrs meteorological method Museum National Physical Laboratory nature nitrogen observations Observatory obtained optical paper photographs physical plants plates practical present president pressure probably produced Prof published quaternion radiation radio-activity rainfall recent referred regard remarkable Royal scientific Society solar South Africa South Kensington species spectroheliograph stars surface telegraphy temperature theory tion tuberculosis University Variable Stars various volume White Rhinoceros