um 314
weights, 65
accurate determination 231
and general properties 167
and specific heats 233
calculation of 231
Dalton's method 223
direct determination 233
from molecular weights 230
relation to equivalent 224
standard for 66
steps in determining 224

Atoms 62
size 65

Atropine 419

Aurates 396

Avogadro's hypothesis 226
and chemical calculations 235
and molecular weights 227

Azote 78

Azurite 357

Babbitt metal 253

Bacteria 85
decomposition of organic matter by 122
nitrifying 85

Baking powders 285, 408
alum 335
soda 285

Barium 312
chloride 313
nitrate 313
oxides 312
sulphate 313

Barytes 312

Bases 107
characteristics 107
definition 108
familiar 107
nomenclature 113
organic 412
strength 113
undissociated 108

Basic lining process 346

Bauxite 332

Beer 404

Benzene 417
derivatives 417
series 399

Benzine 400

Bessemer process 345

Bismuth 253
basic salts 255
chloride 253
nitrate 253
occurrence 253
oxides 254
preparation 253
salts, hydrolysis of 254
subnitrate 256
uses 253

Bismuthyl chloride 256

Blast furnace 341
lamp 38

Bleaching powder 306

Bleaching by chlorine 181
by sulphurous acid 152

Boiler scale 320

Bone ash 311

Bone black 200

Borax 265
bead 266

Bornite 357

Boron 257, 264
acids 265
fluoride 264
hydride 264
occurrence 264
oxides 264
preparation 264
properties 264

Brass 323

Bread making 416

Bromides 190

Bromine 187
occurrence 187
oxygen compounds 190
preparation 187
properties 188

Bronze 359
aluminium 330, 359

Butter fat 410

Butyric acid 407

By-product 284

Cadmium 325
compounds 326

Caesium 294

Calamine 321

Calcite 305

Calcium 301
carbide 203, 310
carbonate 305
chloride 306
fluoride 308
hydroxide 303
occurrence 301
oxide 302
phosphate 246, 311
preparation 302
sulphate 308

Calomel 363

Calorie 76

Caramel 414

Carbohydrates 413

Carbolic acid 417

Carbon 196
allotropic forms 196
amorphous 198
compounds 196
crystalline forms 197
cycle in nature 88
dioxide 204
and bases 206
and plant life 88
in air 87
occurrence 204
preparation 204
properties 204
solid 204
disulphide 160, 210
family 196
hydrogen compounds 201
monoxide 208
occurrence 196
oxides