Ehodimn. 



533 



0640 



VoUer, A. Versucte iiher die zeit- 

 liclie Abnalune der Radioaktivitat und 

 liber die Lebeasdauer geriuger Radiuni- 

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Wallstabe, Friedrich. Untersucbun- 

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 Diss. HaUe a. S. (Druck v. C. A. 

 Kaemmerer & Co.), 1903, (48, mit 4 

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Watts, W. Marshall. On tlie atomic 

 weiglit of radium and on relationships 

 between the atomic weights of tiie ele- 

 ments and their spectra. Phil. Mag., 

 London, (Ser. 6), 8, 1904, (279-284). 



Wedekmd, E[dgar]. Cber die elektro- 

 lytische Anreicherung des Radiums in 

 Barvum-Radium-Phiparaten. ChemZtg, 

 Cothen, 28, 1904, (269-270). 



WiUcock, E. G. The action of the 

 rays from radium upon some simple 

 form.s of auimal life. J. Physiol , 

 Cambridge, 30, 1904, (449-454). 



Wilde, Henrj'. On the resolution of 

 elementary substances into their ulti- 

 mates and on the spontaneous molecular 

 activity of radium. Manchester, Mem. 

 Lit. Phil. Soc, 48, 1903, No. 1. 



Wilson, W. E. High pressure and 

 the radioactivity of radium. Dublin, 

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Wood, R[obert] W[illiams]. The 

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Radium Bromide. 



Dewar et Curie. Examen des gaz 

 occlus ou degages par le bromure de 

 radium. Paris, C.-R. Acad, sci., 138, 

 1904, (190-192). 



Dixon, Henrj- H. and Wigham, J. T. 

 Action of the radiations from radium 

 bromide on some organisms. Dublin, 

 Sci. Proc. R. Soc, 10, 1904, (178-192). 



Kohlrausch, F[riedrichl und Henning, 

 F[ritz]. Ueber das Leitvermogen der 

 LSsungen von Radiumbromid. Berlin, 

 Verb. D. physik. Ges., 6, 1904, (144- 

 146). 



Paillot, R. Action du bromure de 

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 bismuth. Paris, C.-R. Acad, sci., 138, 

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0630 (Rb) RUBIDIUM. 



ArcMbald, Ebenezer Henry. A revi- 

 sion of the atomic weight of rubidium. 

 [Analysis of rubidium chloride and 

 bromide.] London, J. Chem. Soc, 85, 

 1904, (776-790); [abstract] London, 

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Grossmann, Hermann. Ueber einige 

 Doppelverbindungen des Rubidiums 

 imd des zweiwerthigen Quecksilbers. 

 Berlin, Ber. D. chem. Ges., 37, 1904, 

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E uh'tdium-ammonium. 



Moissan, Henri. Preparation et pro- 

 prietes du cesium-ammonium et du 

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 chim., (ser. 3), 31, 1904, (549-551). 



Rb C 



EUBIDIUM CARBIDE. 



Moissjin, Henri. Action de I'acety- 

 leue sur le cesium-ammonium et sur le 

 rubidium-ammonium. Preparation et 

 proprietes des acetylures acetyleniques 



C2CS2C2H2 — C2Rb2C2H2 



et des carbures de cesium et de rubi- 

 dium. Paris, Bui. soc. chim., (ser. 3), 

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RbH 



RUBIDIUM HYDRIDE. 



Moissan, Henri. Preparation et pro- 

 prietes des hydrures de rabidium et de 

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Rb I RUBIDIUM IODIDE. 



Doulh' Salts HgRblj ; HgRbjT^ 



Grossmann, H. Berlin, Ber. D. chem. 

 Ges., 37, 1904, (1258-1260). 



0640 (Rh) RHODIUM. 



Holbom, L. and Austin, L. W. Dis- 

 integration of . . . [rhodium at high 

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 Phil. Mag., London, (Ser. 6), 7, 1904, 

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