Thermochemistry online

291, 296, 318

, solution, 52, 296,

318, 363

, preparation and proper-
ties, 287.

chloride, heat of formation, 291,

296, 317

, hydration, 62

, solution, 52, 58,

296, 317. 33 6

, preparation and proper-
ties, 286

hydroxide, heat of formation,

291, 321

, neutralization,

290

-, preparation and proper-
ties, 289

Aurous auribromide, preparation and
properties, 287

- aurichloride, preparation and
properties, 285

halides, heats of formation, 293,

317 et seq.

, preparation and proper-
ties, 287, 288
Avidity, definition of, 147, 180

, dependence upon nature of the

base, 149

, influence of dilution upon, 179

, temperature upon, 179

, relative of acids, 146 et seq.



B



Barium acetate, heat of solution, 50

bromide, heat of formation, 318

p hydration, 62

, solution, 49, 57,

58, 318, 363



Barium carbonate, heat of decomposi-
tion, 358

, formation, 306, 326

chlorate, heat of solution, 50

chloride, density and molecular

heat of solutions, 164

, heat of formation, 261, 317

, hydration, 62, 64,

69, 362

'. ' solution, 49, 57,

58, 64, 317, 362, 363

dithionate, heat of formation,

326

, solution, 50, 326

ethylsulphate, heat of solution,
50

hydrosulphide, heat of forma-
tion, 322

hydroxide, heat of formation, 321

, neutralization, 115,

120, 122, 123, 125, 137, 261
, solution, 50, 138,

261, 362
hypophosphite, heat of solution,

5

iodide, heat of formation, 319

, solution, 49, 319

nitrate, density and molecular

heat of solutions, 164

, heat of decomposition, 359

, formation, 324

, solution, 50, 324,

3 6 3

oxide, heat of formation, 321

, hydration, 261, 361

, solution, 50, 261

salts, heats of reaction with

sulphuric acid, 116

sulphate, heat of formation, 323

, precipitation, 137

, solution, 50, 137,

323

sulphide, heat of formation, 322

Basicity of acids, determination of,

102

Benzene, constitution, 393, 449
, heat of combustion, 200, 369,

394- 395. 44i

, formation, 245, 255,

369, 399, 441, 452

Beryllium hydroxide, heat of neutrali-
zation, 121, 130

sulphate, heat of reaction with

alkalies, 117

, barium

salts, 119

, solution, 51

Bismuth hydroxide, heat of forma-
tion, 230, 255, 321

, neutralization, 230,

237



47 8



INDEX



Bismuth oxychloride, beat of forma-
tion, 237, 254

trichloride, heat of formation,

236, 246, 254

, hydrolysis, 48,

230, 236, 318, 344

Bonds between carbon and halogen
atoms, 414

hydrogen atoms,



390, 396, 449



nitrogen atoms, 422,



429



oxygen atoms, 400,

402, 407, 416, 453
atoms, 384 et seq. , 394,

396, 447, 448, 457
Boracic acid, basicity of, 105
, heat of neutralization, 96,

98, 105, 109

, solution, 47

, relative avidity, 153

Bromic acid, heat of formation, 204,

208, 247
, neutralization, 95,

247
Bromides, heats of formation and

solution, 318
Bromine, heat of solution, 46, 47



Cadmium carbonate, heat of forma-
tion, 306, 326

cyanide, heat of formation, 313,

320

halides, heats of formation, 263,

268, 317 et seq.

, hydration, 62

, solution, 51, 59,

317. 3 6 3

hydroxide, heat of formation,

267, 321

, neutralization, 120,

122, 123, 129, 267

nitrate, heat of formation, 310,

324, 325

, reaction with sul-
phuretted hydrogen, 310, 328

, heat of solution, 51, 324

sulphate, heat of formation, 324,

325

, hydration, 62, 66,

7

, reaction with alka-
lies, 117

salts, 118, 119

, solution, 51, 66, 324

sulphide, heat of formation, 309,

310, 322



Calcium, heat of oxidation, 261

bromide, heat of formation, 318

, solution, 50, 57, 58,

3*8, 363
carbonate, heat of decomposi-



tion, 358
326



formation, 306,



chloride, density and molecular

heat of solutions, 164

, heat of dilution, 87

, formation, 261,

267, 317
, hydration, 62, 70,

362

, reaction with

sodium sulphate, 119

, solution, 50, 57,

58, 65, 87, 317, 362, 363

dithionate, heat of formation,

326

solution, 50, 326,



ydrosulphide, heat of formation,



J5,

322

hydroxide, heat of formation, 321

, neutralization, 115,

120, 122, 125, 261
, solution, 50, 138,

261, 362

iodide, heat of, formation, 319

, solution, 50, 58,

319. 363

nitrate, heat of decomposition,

359

, formation, 324, 325

, hydration, 62, 362

, solution, 50, 324,

362

oxide, heat of formation, 262,

321

, hydration, 261, 361

' , solution, 50, 261

sulphate, heat of formation, 323,

325

, reaction with

barium salts, 119

, solution, 50, 137,

323

sulphide, heat of formation, 322

Calorific equivalent. See Molecular

heat

Calorimeter, 16, 94
Carbon, affinity for the non-metals,

200, 456, 458
, densities and specific heats of

allotropic forms, 231
, heat of combustion, 200, 231,

368, 382, 449
, identity of four valencies, 379,

446



INDEX



479



Carbonates, heat of formation, 326
Carbon dioxide, heat of formation,

232, 246, 255, 256
- , solution, 46, 232,

256
disulphide, heat of combustion,

240, 375
> formation, 240,

255. 375- 436

, vaporization, 241

Carbonic acid, heat of neutralization,

96, 97, 98, 109, 122

Carbon molecule, heat of dissociation,
200, 382, 418, 448, 458

tetrachloride, heat of formation,

238, 246, 255

, hydrolysis, 344

Carbonyl chloride, heat of combus-
tion, 370, 442

, formation, 239,

255- 370, 442

, solution, 46

sulphide, constitution, 437

, heat of combustion, 241,

375- 443

, formation, 241,

255. 375. 43 6 . 443

, solution, 46

Cerium hydroxide, heat of neutraliza-
tion, 121, 130

sulphate, heat of reaction with

alkalies, 117

_ . , barium

salts, 119

, solution, 50

Chloracetol. See Dichlorpropane
Chloric acid, heat of formation, 202,

208, 247
, heat of neutralization, 95,

97, 123, 125, 247

Chlorides, heats of formation and

solution, 317

Chlorine, heat of solution, 46, 247
monoxide, heat of formation, 201,

232, 246, 247, 255
, solution, 46, 20 1,

247
Chloroform, heats of combustion and

formation, 370, 412, 442
Chromic acid, heat of neutralization,

96, 97
hydroxide, heat of neutralization,

121, 130

Citric acid, heat of neutralization, 96,

99. I0 9

solution, 48



, relative avidity, 153

tide, heat of
tion, 266, 321



Cobaltic hydroxide, heat of forma-



Cobaltous bromide, heat of formation,
300, 318



Cobaltous chloride, heat of hydration,

62
, formation, 263, 300,

3i7

, reaction with sul-
phuric acid, 118, 144

, solution, 51, 317

hydroxide, heat of formation,

266, 321

, neutralization, 120,

123, 129

, solution, 138

iodide, heat of formation, 319

- - nitrate, heat of formation, 310,

3 2 4. 325

, reaction with sul-
phuretted hydrogen, 310, 328

, heat of solution, 51, 324

sulphate, heat of formation, 324,

325
, reaction with acids,

118, 144
, alkalies,

117

salts, 118

, solution, 51, 324

sulphide, heat of formation, 309,

310, 322
Constants, thermochemical,

395. 448
Constitution and thermal properties,

378 et seq. , 445 et seq.
, dependence of heat of combus-
tion upon, 384

Cupric acetate, heat of reaction with
alkalies, 117

bromide, heat of formation, 318

, solution, 52, 57, 59,

3i8, 363

chloride, heat of dilution, 87

, formation, 268, 317

, hydration, 62

, reaction with sul-
phuric acid, 118, 144

, solution, 52, 57, 59,

87. 317. 363

dithionate, heats of formation

and solution, 52, 326

hydroxide, heat of formation,

321

, neutralization, 120,

122, 123, 129, 130, 267

, solution, 138

nitrate, heat of dilution, 86

, formation, 324, 3215

, reaction, with sul-
phuretted hydrogen, 328
1 solution,, 52, 86, 324

oxide, heat of formation, 268

321



480



INDEX



Cupric oxide, heat of neutralization,

116, 120, 122, 322
sulphate, density and molecular

heat of solutions, 164
, heat of dilution, 86

, formation, 324,

3 2 5
, hydration, 62, 66,

70
, reaction with acids,

118, 144, 148
, alkalies,

"7

, barium

salts, 118, 119

, solution, 52, 66,

86, 324

sulphide, heat of formation, 309

Cuprous halides, heats of formation,

270, 3 J 7. 3 l8

, solution, 317, 318

nitrate, heat of reaction with sul-
phuretted hydrogen, 328

oxide, heat of formation, 269

, neutralization, 122,

322

sulphide, heat of formation, 309,

322
Cyanides, constitution, 422

, heats of formation, 320, 422
Cyanogen, constitution, 422

, heat of combustion, 376, 444

, formation, 242, 252, 376,

422, 430, 444
' , preparation of, 314



Decomposition of acids by metals,

325. 35i
organic compounds, 461 et

seq.

water by metals, 349

Dehydrated salts, preparation of par-
tially, 63

Densities of solutions, 161

Diallyl, heat of combustion, 329, 392,
441

, formation, 369, 397, 399,

441

ether, heat of combustion, 371,

442

, formation, 371, 416,

442, 468

Dichloracetic acid, heat of neutraliza-
tion, 95

Dichlorpropane, heats of combustion
and formation, 370, 412, 442

Didymium hydroxide, heat of neutra-
lization, 121, 130



Didymium sulphate, heat of reaction

with alkalies, 117
, barium

salts, 119

, solution, 50

Diethylamine, constitution, 426

, heat of combustion, 376, 444

, formation, 376, 425, 430,

444
Diethyl carbonate, constitution, 408

, heat of combustion, 374,

443

, formation, 374,

407, 416, 443

ether, constitution, 417

, heats of combustion and

formation, 371, 442, 468

sulphide, heats of combustion

and formation, 436, 443

Diisopropyl, heats of combustion and

formation, 369, 441
Dimethyl, 379
Dimethylamine, constitution, 426

, heat of combustion, 376, 444

, formation, 376, 425,

430. 444
, neutralization, 116, 121,

127

Dimethyl carbonate, constitution, 408
, heats of combustion and

formation, 374, 407, 443
Dimethylene ether. See Ethylene

oxide
Dimethyl ether, heat of combustion,

37L 424

, formation, 371,

415, 419, 442, 468

Dimethylethyl carbinol, heats of com-
bustion and formation, 372, 400, 443

Dimethyl ketone, heats of combustion
and formation, 373, 402, 443

sulphide, heats of combustion

and formation, 375, 436, 443

Dipropargyl, heat of combustion, 369,

392, 44i
, formation, 369, 397, 399,

441. 452

Dithionates, heats of formation, 326
Dithionic acid, heat of formation, 213,

256
, neutralization, 96,

97, 123, 125, 250
Double decomposition, Guldberg's

theory of, 150

, thermal effect, 114, 118, 129

salts, heats of formation, 327

Dynamics of chemical reactions, 330

et seq, , 460 et seq.

halide formation, 343 et seq.

hydride formation, 335 et seq,

oxide formation, 340 et seq.



INDEX



481



Energy relations, 323
Erbium acetate, heat of reaction with
alkalies, 117

, solution, 51

hydroxide, heat of neutralization,

122

Esters, constitution, 407, 455
, heats of combustion and forma-
tion, 374, 407

, preparation of, 469

Ethane, heat of combustion, 200, 369,

379- 39 2 . 394. 44i
formation, 245, 255,

3 6 9. 397. 399. 44*
Ethers, constitution, 415, 453

, heats of combustion and forma-
tion, 371, 415

, preparation of, 468

Ethyl acetate, constitution, 409

, heats of combustion and
formation, 374, 407, 443
, preparation of, 409

alcohol, heat of combustion, 372,
394. 442

*- , formation, 372,

400, 442, 467

Ethylamine, constitution, 426

, heat of combustion, 376, 444

, formation, 376, 425, 430,

436, 444

, neutralization, 116, i2t,

127

Ethyl bromide, heat of combustion,

370, 440

, formation, 370,

414, 442
chloride, heat of combustion,

370. 394> 44 2
, formation, 376, 411,

412, 414, 415, 432, 436, 442

disulphide, heat of formation, 436

Ethylene, heat of combustion, 200,

369, 392, 441
, formation, 239, 245, 255,

369- 397. 399. 44i
chloride, heat of combustion, 370,

380, 440
, formation, 370,

412, 442

glycol, constitution, 407

, heats of combustion and

formation, 372, 400, 443

oxide, constitution, 416, 453

, heat of combustion, 371,

442
, formation, 371,

416, 442, 468
Ethyl formate, heat of combustion,

374- 443
T.P.C.



Ethyl formate, heat of formation, 374,
407, 448

hydride, 379

hydrosulphide, heats of combus-
tion and formation, 375

Ethylidene chloride, heat of combus-
tion, 370, 380, 442

, formation, 370,

412, 442

iodide, heats of combustion and

formation, 370, 414, 442

Ethyl mercaptan, heats of combustion
and formation, 436, 443

Ethylmethyl ether, heat of combus-
tion, 394
, formation, 415

Ethyl nitrate, constitution, 435

, heat of combustion, 374,

377. 443. 444
, formation, 374, 377,

435.. 443

nitrite, constitution, 435

, heats of combustion and

formation, 377. 435. 444

Ethylsulphuric acid, heat of neutrali-
zation, 95, 97, 123, 125

Experimental methods, 13 et seq., in,
140. 157. 3 6 4



Ferric chloride, heat of formation,
417

, reaction with alka-
lies, 117

, solution, 51, 58,

264, 317

hydroxide, heat of formation,

265, 266, 321

, neutralization, 121,

122, 123, 130
sulphate, heat of formation, 325

, reaction with

barium salts, 119

Ferrous bromide, heat of formation,

3i8
chloride, heat of formation, 263,

264, 317

, hydration, 62

, reaction with sul-
phuric acid, 118, 144

, solution, 51, 264,

317

hydroxide, heat of formation,

265, 266, 321

, neutralization, 120,

122, 129

solution, 138

iodide, heat of solution, 319

nitrate, heat of solution, 310, 325

2 I



482



INDEX



Ferrous nitrate, heat of reaction with

sulphuretted hydrogen, 310, 328
sulphate, density and molecular

heat of solutions, 164

, heat of formation, 324, 325

, reaction with acids,

118, 144
, alkalies,

117

, solution, 51, 324

sulphide, heat of formation, 309,

310, 322
Formic acid, heat of combustion, 373,

443

, dilution, 81

, formation, 373,

402, 443, 472

, oxidation, 301

, solution, 47, 81

Formula for calculating degree of de-
composition, 150

heats of combustion, 10,

365, 384 et seq.
formation, 10,

365, 396 et seq.
solution of acids,

75. 77, 80, 91

salts, 91

influence of temperature

on heat of dilution, 179

neutralization, 170
Formulae and symbols, 4, 244



Gold, allotropic modifications, 292

, preparation and properties of

compounds, 285

Guldberg's theory of double decom-
position, 150



H



Halogen acids, heats of oxidation, 208

compounds, constitution, 410

-, decomposition by means of

alkalies, 464

, heats of combustion, 370

, formation, 317 et

seq., 370, 410

, reduction by means of hy-
drogen, 463
Halogens, affinity of, 191, 207, 343,

414. 4S 6

Heat of absorption. See Heat of solu-
tion

combustion, dependence upon
molecular constitution, 384 et seq.,
445 et seq.



Heat of dilution, influence of tempera-
ture upon, 176
formation, dependence upon

bonds between atoms, 396 et seq,,

446 et seq.
of the C.N group, 423,

429
C:N group, 423,

429

C N group, 422,

429
C:O group, 404,

408, 454
COG group, 416,

453
COM group, 400,

403, 408, 454

COOH group,

405

hydration, dependence upon

molecular weights, 362

, distribution between in-
dividual molecules of water, 67 et
seq.

increased by latent heat

of water molecules, 61, 71

neutralization, influence of

temperature upon, 167 et seq.

solution, dependence on mole-
cular weights, 362

, influence of dilution
upon, 73,

, temperature

upon, 173

Heats of combustion of homologous

compounds, 380, 446
isomeric chlorides,

380, 447
organic compounds,

10, ^etseq., 439

condensation, 53

dilution of acids and alkalies,

75
salt-solutions, 85 tt

seq.
dissociation of molecules into

atoms, 418, 457

formation of isomers, 380,

404, 413, 425, 447, 452

metals, 257 et seq.

non-inetals, 186 et seq.

organic compounds,

364 et seq.

fusion, 54

hydration of salts, 61 et seq.

hydrolysis of chlorides of the

non-metals, 235, 243
neutralization of acids, 93 et

seq.
with formation

of barium salts, 96



INDEX



483



Heats of neutralization of acids, with
formation of sodium salts, 95, 97

bases, in et seq.

oxidation of halogen acids, 208

metals, 341

non-metals, 342

reaction of chlorides with sul-
phuric acid, 118

sulphates with barium
hydroxide, 117

barium salts,

118

hydrochloric

acid, 118

potassium

hydroxide, 117

sulphuric acid with

barium salts, 116

l ea( j salts,

116

solution, 44 et seq., 75 et seq. t

137

of allied salts, constant

differences between, 56

and atomic

weights of constituent elements, 56
acids and alkalies, 75

anhydrous salts, 54
gases, liquids, and

solids, 46 et seq.
compounds of metals,

46, 54

non-metals,

48, 53
hydrated salts, 56, 63

vaporization, 53

Hydracids, heats of reaction with

anhydrous oxides, 322

, reducing action of, 338

Hydrated salts, preparation of, 45, 63
Hydride formation, dynamics of, 335

et seq.

Hydriodic acid, heat of dilution, 79
, formation, 189,

196 , 208, 245, 248, 414
, neutralization, 95,

97, 120, 130, 133, 248, 322
, solution, 46, 79,

191, 248

, relative avidity, 153

Hydrobromic acid, heat of dilution,

79
, formation, 189,

208, 245, 247, 414
, neutralization, 95,

97, 120, 130, 133, 247, 322
, solution, 46, 79,

191, 248

-, relative avidity, 152

Hydrocarbons, action of the halogens

upon, 461



Hydrocarbons, bonds between atoms,
396

, heat of combustion, 369, 384,

392, 447

, formation, 199, 369, 396,

399, 452, 472

Hydrochloric acid and its salts, con-
stitution of, 69, 8 1

, density of solutions, 161

, heat of dilution, 79, 178

, formation, 189,

196, 208, 245, 246, 351, 414

, neutralization, 95,

97, 103, 115, 116, 120, 121, 125, 127,
129, 130, 133, 136, 168, 171, 246,
322

, solution, 46, 79,

175, 191, 246

, molecular heat of solu-
tions, 161, 166

, relative avidity, 153

, solution of metals in, 351

Hydrocyanic acid, constitution, 423
, heat of combustion, 376,

444

, formation, 242,

252, 376, 423. 430. 440
, neutralization, 95,

252, 322

, solution, 252

, relative avidity, 153

Hydrofluoric acid, basicity, 107
, heat of neutralization, 95,

97, 107

, relative avidity, 153

Hydrogen, affinity for non-metals,

191, 200, 336, 420, 456

, heat of combustion, 193

auribromide, heat of formation,

319, 320, 327
. , solution, 52, 296,

3*9. 3i7

, preparation and proper-
ties, 288

aurichloride, heat of formation,

317, 320, 327
, solution, 52, 296,

3i7. 327

, preparation and proper-
ties, 289

mercuric halides, heats of forma-
tion, 320

metallo-halides, heats of forma-
tion, 320, 348

, neutralization, 348

molecule, heat of combustion,

39

palladochloride, heat of forma-
tion, 305, 320

peroxide, heat of formation,

194, 245



484



INDEX



Hydrogen platinibromide, heat of for-
mation, 320

pUtinichloride, heat of forma-
tion, 320

, neutralization, 96,

298

platinobromide, heat of forma-
tion, 320

platinochloride, heat of forma-
tion, 320

, neutralization, 96

, preparation and proper-
ties, 297 _

stannichloride, heat of formation,

320

stannochloride, heat of forma-
tion, 320

sulphide, basicity of, 102

, heat of combustion, 375,

443
, formation, 194,

245, 249, 322, 375, 436, 443
, neutralization, 95,

97, 103, 122, 125, 126, 307, 322
, solution, 46, 195,

249
Hydrosilicifluoric acid, basicity of,

107

- , heat of formation, 107

f neutralization, 96,

107

Hydrotitanifluoric acid, heat of for-
mation, 107

Hydrostannifluoric acid, heat of for-
mation, 107

Hydroxides, heats of formation, 321

Hydroxylamine, heat of formation,
197. 251

, neutralization, 116, 121,

127, 198, 251

Hydroxylammonium chloride, heat of
formation, 251

, solution, 48, 251

sulphate, heat of reaction with

alkalies, 117

, solution, 48, 251

Hypobromous acid, heat of formation,
204, 247

Hypochlorous acid, basicity of, 102

, heat of formation, 201, 204,

247

. , neutralization, 95,

102, 247

Hypophosphorous acid, heat of for-
mation, 223, 253

, fusion, 54, 223

, neutralization, 95,

97, loo, 253

, solution, 47, 54,

223, 253

, molecular volume, 222



Inertia, law of, 331

lodic acid, constitution, 209

, heat of formation, 205, 208,

248

, neutralization, 95,

97, 248

, solution, 47, 205,

248

, molecular volume of solu-
tions, 207

anhydride, heat of formation,

228, 246

, hydration, 205,

248

, solution, 47,

205

Iodides, heats of formation and solu-
tion, 319

Iodine molecule, heat of dissociation,
421, 458

monochloride, heat of formation,

234, 246, 249

1 trichloride, heat of formation,

234, 246, 249

Isoamyl alcohol, heats of combustion
and formation, 372, 400, 442

Isoamylene, heat of combustion, 369,
441

, formation, 369, 397,

399, 44i

Isobutyl alcohol, heats of combustion
and formation, 372, 400, 442

Isobutylamine, constitution, 431'

, heats of combustion and forma-
tion, 376, 430, 444

Isobutyl chloride, heat of combustion,
370, 442

, formation, 370,

411, 412, 442

Isobutylene, heat of combustion, 369,

392, 44i
p formation, 369, 397,

399. 44i

Isobutyl formate, heats of combustion
and formation, 374, 407

nitrate, heats of combustion and

formation, 377

Isobutyric aldehyde, heats of com-
bustion and formation, 373, 402

Isocyanides, preparation of alkyl,
469

Isomers, heats of formation, 380, 404,
413, 425, 447, 452

Isopropyl alcohol, heat of combustion,
372, 442

, formation, 372,

400, 442, 467

Isosulphocyanides, heats of combus-
tion and formation, 375



INDEX



485



K



Ketones, constitution, 402, 454
, heats of combustion, 373, 443
-, formation, 373, 402,
443- 454, 473



Lanthanum hydroxide, heat of neu-
tralization, i2i, 130

sulphate, heat of reaction with

alkalies, 117

, barium

salts, 119

, solution, 50

Latent heat of water, influence *on

heat of hydration, 71
Laws of thermochemistry, 7
Lead acetate, heat of reaction with
acids, 116, 118

, solution, 52

bromide, heat of formation, 273,

3i8

, solution, 52, 57,

59, 133. 136, 137, 273, 3 1 * 5 , 363

carbonate, heat of decomposi-
tion, 358

- , formation, 306,

326

chloride, heat of formation, 273,
317

, solution, 52, 57,

59, 133, 136, 137, 273, 317, 363

dithionate, heats of formation

and solution, 52, 326

iodide, heat of formation, 253,

319
, solution, 57, 133,

137. 3*9

nitrate, density and molecular

heat of solutions, 164

, heat of decomposition, 359

, dilution, 86

, formation, 132,

310, 324, 325

, reaction with

alkalies, 118

310, 323, 328

, sodium

sulphate, 119

, sulphuric

acid, 116
, heat of solution, 52, 86,

132, 324

oxide, heat of formation, 273,

321

, neutralization, 116,

120, 122, 132, 136, 322



Lead sulphate, heat of formation, 323
sulphide, heat of formation, 309,

322
Lithium bromide, heats of formation

and solution, 318, 363

chloride, heat of formation, 317

, solution, 49, 56,

3 J 7. 3 6 3

hydrosulphide, heat of forma-
tion, 322

hydroxide, heat of formation,
258,1321

, neutralization, 115,

1 20, 125

iodide, heats of formation and
solution, 319, 363

nitrate, heats of formation and

solution, 49, 324, 325

sulphate, heat of formation, 323,

325

, hydration, 62

, solution, 49, 323

sulphide, heat of formation, 322



M



Magnesium bromide, heat of forma-
tion, 318

chloride, heat of dilution, 87

, formation, 260, 317

, hydration, 62, 70,

362

, reaction with sul-
phuric acid, 118, 144

, solution, 50, 57,

58, 65, 87, 317, 362

dithionate, heats of formation

and solution, 50, 326

hydrosulphide, heat of forma-
tion, 322

- hydroxide, heat of formation,
260, 321

, neutralization, 120,

122, 123, 125, 129, 130, 267

, solution, 50, 138,

362

iodide, heat of formation, 319

nitrate, heat of dilution, 86

, formation, 324, 325

, solution, 50, 86,

324
oxide, heat of hydration, 361

sulphate, density of solutions,

164

, heat of dilution, 86

, formation, 323, 325

, hydration, 62, 66,

70
, reaction with acids,

1 18, 144, 148



486



INDEX



Magnesium sulphate, heat of re-
action with alkalies, 117

, barium

salts, 118, 119

, solution, 50, 66,

86, 137, 174, 323

, molecular heat of solutions,

164, 174

Maintenance of the status quo, 203,
321

Malic acid, heat of neutralization, 96,
98

Manganic hydroxide, heat of forma-
tion, 263, 321

Manganous bromide, heat of forma-
tion, 318

- carbonate, heat of formation,
306, 326

chloride, heat of formation, 263,

265, 317

, hydration, 62

, reaction with sul-
phuric acid, 118, 144

, solution, 51, 317

dithionate, heats of formation

and solution, 51, 326

hydroxide, heat of formation,

263, 265, 321

, neutralization, 120,