INDKX. 



529 



Potash-protosulphate of iron, ii. 431. 

 sulphate of alumina, ii, 450. 

 copper, ii. 456. 

 magnesia, ii. 429. 

 manganese, ii. 435. 

 nickel, ii. 434. 

 zinc, ii. 435. 

 tartrate of soda, ii. 439. 

 trisulphate of alumina, ii. 430. 

 Potassium, atomic weight of, i. 252. 



peroxide of, i. 257. 

 Protoxide of antimony, ii. 42. 

 azote, i. 115. 

 cerium, i. 383. 

 chromium, ii. 51. 

 cobalt, i. 562. 

 iron, i. 548. 

 lead, i. 595. 

 manganese, i. 566. 

 mercury, i. 425. 

 molybdenum, ii. 60. 

 nickel, i. 559. 

 tin, i. 4O5. 

 uranium, ii. 6. 



Protosulphate of cerium, analyzed, i. 

 581. Action of 

 reagents on, i. 584. 

 iron analyzed, i. 543. 

 Prout, Dr. \V., discovery by, of the re- 

 lations between the atomic weights, 

 i. 23. 



Protosulphuret of arsenic, iL 20?. 

 iron, ii. 190. 

 lead, ii. 1 98. 

 mercury, ii. 201. 

 potassium, ii. 186. 

 tin, ii. 196. 



Q 



Quinto-titaniate of potash, ii. 92. 



R 



lied lead, composition of, i. "9?. 



VOL. II. L 



Rhodium, atom of, i. 460, 465. 

 Richter's stochiometry, account of, i. 7. 

 Rose, M. H., experiments of, on tita- 

 nium, ii. 82. 



Saclactate of lead, if. 1 46. 

 soda, ii. 145. 

 Saclactic acid, atom of, ii. 114, 147. 



Constituents of, ii. 147. 

 Sal-ammoniac, i. 128. 

 Salts, of the composition of, ii. 253. 

 compound, ii. 415., and 256. 

 simple, ii. 257. 

 of the water of crystallization of, 



ii. 467. 

 Saussure, M. T., specific gravity of 



oxygen gas by, i. 62. 

 Scapolite analyzed, i. 296. 

 Scolezite analyzed, i. 297. 

 Seleniate of barytes, i. 222. 



soda, i. 221. 



Selenietted hydrogen, i. 226. 

 Selenium, i. 220. 



Sesquicarburet of hydrogen, i. 155. 

 Sesquisulphate of uranium analyzed, ii. 



25. 



Sesquisulphuret of arsenic, ii. 208. 

 iron, ii. 191. 

 tin, ii. 197. 



Silica, atom of, deduced from Berze- 

 l;us and Stromeyer's analysis of sili- 

 cetted iron, i. 168. From the consti- 

 tution of native silicates, i. 170. 

 From the decomposition of carbo- 

 nate of potash by, i. ISO From the 

 hydrates of silica, i. 191. 

 Silicon, i. 167. 

 Silver, atom of, i. 429, 

 chloride of, i. 85. 

 salts of, ii. 404. 

 acetate of, ii 4 ! 2. 

 arseniate of, ii. 410. 

 carbonate of, ii, -107. 

 I 



