Table 276 {continued). 



271 



INTERNATIONAL ATOMIC WEIGHTS AND ELECTROCHEMICAL EQUIVA- 

 LENTS. 



Substance. 



Symbol. 



Relative 



atomic wt. 

 Oxygen = i6. 



Relative 



atomic wt. 



Hydrogen =: i. 



Valence. 



Electrochemical 



equivalent in grammes 



per coulomb X looo. 



Mercury . . 



Molybdenum 

 Neodymium . 



Neon . . . 



Nickel . . . 



Nitrogen . . 



Osmium . . 



O.xygen . . 

 Palladium 



Phosphorus 



u 



Platinum . . 



Potassium . 

 Praesodymium 



Radium . . 



Rhodium . . 

 Rubidium 



Ruthenium . 



Samarium . 

 Scandium 



Selenium • . 



Silicon . . . 



Silver . . . 



Sodium . . 

 Strontium 



Sulphur . . 

 Tantalum 

 Tellurium 



Terbium . . 



Thallium . . 



Thorium . . 



Thulium . . 



Tin. . . . 



Titanium . . 



Tungsten . . 



Uranium . . 

 i< 



Vanadium . 

 (( 



Xenon . . . 



Ytterbium . 



Yttrium . . 



Zinc . . . 

 Zirconium 



Hg 



Mo 

 Nd 



Ne 



Ni 



N 

 Os 



O 



Pd 



Pt 



K 

 Pr 

 Rd 



Rh 

 Rb 

 Ru 

 Sa 



Sc 



Se 

 Si 

 Ag 

 Na 

 Sr 



S 

 Ta 



Te 

 Tb 

 Tl 



Th 

 Tm 

 Sn 



Ti 



W 



U 



200.0 



96.0 



1443 

 20.0 



5S.68 



14.01 



a 

 190.9 



16.00 

 106.7 



31.0 



ti 



195.0 



39.10 

 140.6 

 226.4 



102.9 



8545 

 IOI.7 

 150.4 



44.1 



79.2 

 28.3 

 107.88 

 23.00 

 87.62 



32.07 

 181.O 

 127.5 

 159.2 

 204.0 



232.42 

 168.5 

 1 19.0 



48.1 



184. 

 238;S 



51.2 



198.5 



95'3 



143.2 



19.9 



58.21 



13.90 



189.4 



15.88 

 105.9 



30.8 



1934 



3879 

 1395 

 224.6 



102.1 



84.77 

 100.9 

 149.2 



437 



78.6 

 28.2 

 107.02 

 22.82 

 86.92 



31.82 

 179.6 

 126.5 



157-9 

 202.4 



230-57 



167.2 



118.1 



47-7 



183 

 236.6 



50.8 



129.7 



170.6 



88.3 



64.88 



89.9 



2.0727 



1-0363 

 0.1658 



.3040 



.2027 

 .0484 

 .0290 

 •3297 



.0829 

 •5528 

 .2211 

 .1071 

 0.0642 



1.0104 



0.5052 



.4052 



•3554 

 •8S55 

 .2635 



.4104 

 0.0733 

 i.iiSo 

 0.2384 



4540 



.1662 



•3751 

 0.6606 



2.1141 



1.2043 



0.6166 



•3083 

 .1246 



0.3178 



'■;358 



0.8238 

 .1768 

 .1061 



.4611 



•3385 

 •2347 



Smithsonian Tables. 



