THE PRINCIPLES OF CHEMISTRY By D. MENDELÉEFF TRANSLATED FROM THE RUSSIAN (SIXTH EDITION) BY GEORGE KAMENSKY, A.R.S.M. OF THE IMPERIAL MINT, ST PETERSBURG: MEMBER OF THE RUSSIAN PHYSICO-CHEMICAL SOCIETY EDITED BY T. A. LAWSON, B.Sc. PH.D. EXAMINER IN COAL-TAR PRODUCTS TO THE CITY AND GUILDS OF LONDON INSTITUTE FELLOW OF THE INSTITUTE OF CHEMISTRY IN TWO VOLUMES VOLUME II. LONGMANS, GREEN, AND CO 39 PATERNOSTER ROW, LONDON NEW YORK AND BOMBAY 1897 All rights reserved * * * * * TABLE III. _The periodic dependence of the composition of the simplest compounds and properties of the simple bodies upon the atomic weights of the elements._ +-------------------------+--------------------------------+ | | | |Molecular composition of | | |the higher hydrogen and | Atomic weights of the elements | |metallo-organic compounds| | |-------------------------+--------------------------------+ | | | | | | |E=CH_{3}, C_{2}H_{5}, &c.| | | | | | | | |[1] [2] [3] [4] | [5] [6] | | | | | HH| H 1,005 (mean) | | | Li 7·02 (Stas) | | | Be 9·1 (Nilson Pettersson)| | BE_{3} -- --| B 11·0 (Ramsay Ashton) | | CH_{4} C_{2}H_{6} | | | C_{2}H_{4} C_{2}H_{2} | C 12·00 (Roscoe) | | NH_{3} N_{2}H_{4} --| N 14·04 (Stas) | | OH_{2} --| O 16 (conventional) | | FH| F 19·0 (Christiansen) | | | | | NaE| Na 23·04 (Stas) | | MgE_{2} --| Mg 24·3 (Burton) | | AlE_{3} -- --| Al 27·1 (Mallet) | |SiH_{4} Si_{2}E_{6} -- --| Si 28·4 (Thorpe Young) | | PH_{3} P_{2}H_{4} --| P 31·0 (v. d. Plaats) | | SH_{2} --| S 32·06 (Stas) |