134 
GENERAL INDEX. 
in dilute sulphuric acid, by Franz 
Richarz, 350 
Iteply to Prof. H. F. Armstrong's 
criticisms regarding the dissociation 
theory of electrolysis, by Ur. Svante 
Arrhenius, 352 
Remarks on this reply, by Prof. H. E. 
Armstrong , 355 
On the existing uncertainty of our con¬ 
ceptions of the fundamental pheno¬ 
mena of electrolysis, by Prof. II. E. 
Armstrong, 356 
On Prof. J. J. Thomson's views on elec¬ 
trolytic and metallic conduction, by 
Prof. Oliver Lodge , 357 
On the theoretical determination of 
E.M.F., by Prof. 0. J. Lodge, 359 
Some criticism of Prof. TV. Gibbs's 
paper on electro-chemical thermo¬ 
dynamics, by Prof. 0. J. Lodge, 360 
Contents of the fourth report , 1889:— 
Report, 223 
Remarks on papers on electrolysis pub¬ 
lished during the past year, by Prof. 
H. E. Armstrong, 224 
Appendix, on the discharge of electrifi¬ 
cation by fiames, by A. M. Worthing¬ 
ton, 225 
Contents of the fifth report, 1890 :— 
On the relation between viscosity and 
conductivity of electrolytes , by W. N. 
Shaw, 138 
Electrolytic separation of metal at the 
free surface of a salt in solution, by 
Dr. J. Gubkin, 138 
The verification, of Ohm's law devised by 
Prof. J. C. Maxwell and carried out 
by G. Chrystal, 141 
Short abstract of Prof. J. J. Thomson's 
paper on the theory of vacuum-tube 
discharges, 142 
On electrolytic theories, by Prof. G. F. 
FitzGerald, 142 
Electrolysis and electro-chemistry, report 
on the present state of our knowledge 
in, byW. N. Shaw, *1889, 510 ; 1890. 
185 
Part I. General electrolytic pheno¬ 
mena, 1890, 187 
Part II. Laws and principles generally 
accepted, 1890, 189 
Part III. (§ a) What is an electrolyte ? 
1890, 195 ; (§ b) What are the ions in 
any electrolytic decomposition? 201 ; 
(§ c) The Williamson-Clausius hy¬ 
pothesis, 209 
• - and electro-convection, Prof. G. 
Wiedemann on some points in, 1887, 347 
• - and electrolytic polarisation, ex¬ 
periments on, by W. W. H. Gee, H. 
Holden, and C. H. Lees, 1887, 589 
-- Faraday's law of, with reference to 
silver and copper, W. JY. Shaw on the 
verification of, 1886, 318 
Electrolysis of gases, Prof. A. Schuster 
on the, 1885, 977 
--Helmholtz’s views on, Prof. Schuster 
on, 1885, 977 
- mechanical and thermal effects ac¬ 
companying, M. Bouty on, 1886, 357 
--membranes in, Prof. W. Ostwald on 
the action of semipermeable, 1890, 746 
- motions produced by dilute acids 
on amalgam surfaces probably by, R. 
Sabine on, 1878, 435 
f- ozone formed in, Prof. McLeod on, 
1886, 30 S 
--the purification of sewage and w r ater 
contaminated with organic matter by, 
by W. Webster, 1889, 745 
--- in secondary batteries of dilute sul¬ 
phuric acid, by Dr. J. H. Gladstone and 
A. Tribe, 1883, 464 
- of silver and copper, the, and its 
application to the standardising of 
electric-current and potential meters, 
T. Gray on, 1886, 308 , 524 
* -of a solution of ammonic sulphate. 
Prof. McLeod on the, 1887, 621 
-- of water, C. J. Woodward on a 
modification of Hofmann’s apparatus 
for, 1872, 87 
* -of water, further researches con¬ 
cerning the, by Prof, von Helmholtz, 
1887, 589 
-—- in the mouth, Dr. W. Kenceley 
Bridgman on, 1868, 112 
Electrolyte decomposition of an, by mag¬ 
neto-electric induction, J. A. Fleming- 
on the, 1875, 28 
- in dusserst verdunnter wdsseriger 
Losung, Prof. F. Kohlra-usch iiber das 
Leitungsvermogen einiger, 1886, 334 
Electrolytes, sur la conductibilite gal- 
vanique des, recherches, par S. Arrhe¬ 
nius, 1886, 357 
- tlieorie chimique des, par Dr. S. 
Arrhenius, 1886, 362 
- the conductivity of, contribution to 
our knowledge of the action of fluidity 
on, by Dr. S. Arrhenius, 1886, 344 
- the conductivity of, T. C. Fitzpatrick 
on the application of alternating cur¬ 
rents to the determination of, 1886, 328 
- Ohm's law in, Prof. G. F. Fitz Gerald 
and F. Trouton on the accuracy of, 
1886 , 312 ; 1887, 345 5 1888,341 
^Electrolytic conduction, the action of 
the solvent in, T. C. Fitzpatrick on, 
1887, 590 
* - conductivity, diathermancy and, S. 
Bidwell on, 1886, 309 
- decomposition, experiments on the 
possible, of certain alloys, by Prof. 
W. C. Roberts-Austen, 1887, 341 
-experiments on some metallic chlo- 
