Chapter 12

EARTHS, ALKALINE EARTHS, ALKALIES.

ALUMINA 314 THORIA 317 ZIRCONIA 317 CERIUM 318 LANTHANUM AND DIDYMIUM 319 YTTRIA 319 BERYLLIA 319 LIME 320 STRONTIA 324 BARYTA 326 MAGNESIA 328 THE ALKALIES 330 SODIUM 334 POTASSIUM 336 LITHIUM 338 CÆSIUM 339 RUBIDIUM 340 AMMONIUM 340