INDEX. 



5G3 



salts of uvic acid, 18; nicotin, 19; a 

 new acid of sulphur, ib. ; double hypo- 

 sulphites, 20 ; on the basic sulphate of 

 mercury, 35 ; new process for prepa- 

 ring oxygen, 42 ; compounds of palla- 

 dium and platinum, 50 ; alloys of cop- 

 per with tin and zinc, 66 ; red molyb- 

 date of lead, 73; method of distinguish- 

 ing between nitrates and chlorates, 74 ; 

 sulphur in plants, 74 ; action of salts 

 on plants, 75 ; analysis of native alu- 

 minates, 78 ; scientific labours of Rich- 

 ter, 81 ; hyponitrite of methyl, 150, 

 152; ultramarine, 156; oxichloric acid, 

 157 ; action of water on lead, 158 ; 

 stearophanic acid and salts, 161 ; pal- 

 mitine, 167 ; laurostearic acid, 1 67, 

 237 ; preparations of quina and cincho- 

 nia, 171 ; general formula for elimi- 

 nating the weights of mixed bases, 188; 

 biniodide of mercury, 192 ; a new ox- 

 alate of chromium and potash, 197 ; 

 curcumine, 233 ; solubility of the in- 

 soluble salts of the alkaline earths in 

 chloride of sodium, 236 ; production 

 of formic acid in oil of turpentine, ib. ; 

 precipitation of certain salts by excess 

 of acids, ib. ; solubility of salts in per- 

 nitrate of mercury, 237 ; antimony in 

 arsenious acid, 238 ; didymium, 239, 

 278 ; compounds of boron and silicon 

 with nitrogen, 270; cerium and its 

 salts, 278 ; atomic weights of chlorine 

 arid zinc, 279 ; hyposulphites, ib. ; 

 sulphocyanurets, 280; sulphates of 

 alumina and chromium, 281 ; chro- 

 mates, 283 ; glucinium and its com- 

 pounds, 284 ; action of water on sul- 

 phurets and haloid salts, 285 ; agency 

 of caloric in modifying the state of 

 aggregation of bodies, 313; decomposi- 

 tion of oxalic methylic aether by alco- 

 hol, 315; on brewing, 317 ; bichloride 

 of hydrogen, 320 ; action of chlorides 

 upon protochloride of mercury, ib. ; 

 cinchovatina, 323 ; preparation of 

 pure potash and soda, 324 ; detection 

 of iodine in bromides, ib. ; ferrocyanic 

 acid and ferridcyanideof potassium, 325, 

 326 ; iodide of mercury, 336 ; artificial 

 yeast, 352 ; salts of cadmium, 355 ; 

 analysis of the chalk of the Brighton 

 cliffs, 379; chromate of manganese, 

 381 ; preparation of hippuric acid, 382; 

 Prussian blue, 384 ; South Sea Guano, 

 385 ; artificial uranite, 387 ; atomic 

 weight of elements, 409 ; conversion 

 of calomel into sublimate, 411 ; me- 

 thod of distinguishing zinc from man- 

 ganese, 412 ; determination of nitro- 

 gen, ib. ; new salt of soda and oxide 

 of platina, 413 ; conia, 414 ; hema- 



toxylin, 446 ; opianic acid, 449 ; 

 quinoiline, ib. ; iudigotic acid, 450 ; 

 compounds of sugar with bases, 451 ; 

 plumbo-sulphate of ammonia, 452 ; 

 use of sulphate of ammonia in agricul- 

 ture, 488 ; test for vegetable alkalies, 

 489 ; decomposition by fermentation 

 of vegetable alkalies, 490; pepsin, 

 491 ; action of chlorides on mercurial 

 compounds, 492; new mode of form- 

 ing ammonia, 495. 



Chlorite, analysis of, 76. 



Christie (J. It.) on the extension of Bu- 

 dan's criterion for the imaginary roots, 

 96. 



Christison (Prof.) on the action of water 

 on lead, 158. 



Chromates, observations on some, 283. 



Chromic acid, action of, on volatile oil, 

 17. 



Chromium, on a new oxalate of, 197, 201 . 



Cinchonia and quina, on the preparation 

 of, 171. 



Cinchovatina, a new vegetable alkali, 323. 



Clark (Prof.) on a new gas burner, 384. 



Cock (W. J.) on the production of artifi- 

 cial uranite, 387. 



Colours, vegetable, on the action of the 

 rays of the solar spectrum on, 225. 



Colthurst (J.) on contortions and faults 

 produced in strata, 544. 



Conchyliometry, researches in, 300. 



Conia, on the composition of, 414. 



Copper, properties of the alloys of, with 

 tin and zinc, 66. 



Corallidse, on organic tissues in the bony 

 structure of, 53. 



Corals in a conglomerate at Malvern, 288. 



Cornwall, on earthquakes in, 153. 



Croft (H.) on a new oxalate of chromium 

 and potash, 197 ; on some salts of cad- 

 mium, 355 ; on the decomposition of 

 oxalic methylic aether by alcohol, 315. 



Croft and Francis's notices of the inves- 

 tigations of continental chemists, 15, 

 278, 446. 



Crombie (Ch.) on the solar eclipse of July 

 18, 1841, 57. 



Crosse (A.) on the transfer of mineral sub- 

 stances through fluids by electric 

 agency, 64. 



Crystalline reflexion and refraction, on 

 the dynamical theory of, 228. 



Crystals, on the optic axes, and axes of 

 elasticity of biaxal, 293. 



Curcumine, preparation of, 233. 



Currents produced by the induction of 

 electric currents, observations on the, 

 497. 



Cycle of eighteen years, reviewed, 69. 



Daguerreotype, 426. 



Daniell (J. F.) on voltaic combinations, 

 2 P 2 



