560 BIOGRAPHICAL INDEX 



Experiments, Vol. V. (1781) 



Moisture produced by exploding common air and 



inflammable air, 113 

 Experiments, Vol. VI. (1786) 



1785. "Experiments Relating to Phlogiston." Metallic calces 



reduced by inflammable air, 123 



" Experiments and Observations Relating to Air and 

 Water." An inflammable gas from " finery cinder " 

 and charcoal, 138 



1786. Iron heated in nitric oxide, 194 

 Philosophical Transactions only 



1788. "Experiments and Observations on Acidity, Decom- 

 position of Water and Phlogiston " (two papers, not 

 reprinted). Nitrate of copper formed in an explosion 

 vessel, 1 88 



PROUST, JOSEPH Louis, b. 1755, d. 1826, Angers. Professor 

 of Chemistry at Madrid 



1799-1802. Law of Fixed Proportions, 297 ; composition of 

 carbonate of copper, 298 ; of two sulphides of iron, 

 298 

 1806. Fixed proportions as a test of chemical combination, 



300 



PROUT, WILLIAM (1786-1850). Doctor of Medicine, practising 

 in London 



1815. "Prout's hypothesis," 480 ; density of hydrogen, 481 



1816. Hydrogen as "protyl," 482 



RAMSAY, SIR WILLIAM 



1895. Preparation of argon, 192 ; properties of inert gases, 



354 

 RAMSAY AND GRAY 



1911. Atomic weight of Niton, 467 

 RAMSAY AND REYNOLDS 



1887. Properties of purified zinc, 533 

 RAYLEIGH, LORD 



1888. Densities of gas, 128 

 1895. Preparation of argon, 192 



REGNAULT, ,HENRI VICTOR (1810-1878). Professor of Chem- 

 istry in the Ecole Polytechnique and of Physics in the College 

 of France ; director of the porcelain factory at Sevres. 



1835. Chlorination of ethylene, 412 ; mechanical types, 413 



Use of a counterpoise, 128 



REICH AND RICHTER 



1863. Discovery of indium, 475 



