• TABLE I. — COBALTIAMMONIA COMPOUNDS.
Rational Name. Formula. Old Name.- With Trivaknt Cation.
Hexamminecobaltic Salts [Co(NH 3 )JX 3 Luteocobaltic Salts (No. 133).
Aquopentamminecobaltic Salts [Co(NH 3 ) 5 H 2 0]X 3 .... Roseocobaltic Salts (No. 134). ^
Diaquotetramminecobaltic Salts [Co(NH 3 ) 4 (H 2 O) 2 ]X 3... Tetrammineroseocobaltic Salts (No. 136). j"3
- With Bivalent Cation. ^
Chloropentamminecobaltic Salts [Co(NH 3 ) 6 Cl]X 2 Chloropurpureocobaltic Salts (Nos. 130-132, 135). §
Nitritopentamminecobaltic Saltsl .... [Co(NH 3 ) 6 N0 2 ]X 2 .... Xanthocobaltic Salts. O
Chloroaquotetramminecobaltic Salts... [Co(NH 3 ) 4 H 2 O.Cl]X 2.. Chloropurpureotetramminecobaltic Salts (Nos. p
130, 138). •**
- With Monovaknt Cation g
Dichlorotetramminecobaltic Salts [Co(NH 3 ) 4 Cl 2 ]X Dichloropraseocobaltic Salts (No. 138). ^
Dibromotetramminecobaltic Salts .... [Co(NH 3 ) 4 Br 2 ]X .... Dibromopraseocobaltic Salts (No. 135). O
1.6 Dinitritotetramminecobaltic Salts^2 ) r Croceobaltic Salts. ^
1.2 Dinitritotetramminecobaltic Salts^2 )' '^34 2 ' ' ' ( Flavocobaltic Salts (Nos. 136-138). O
Carbonatotetramminecobaltic Salts .... [Co(NH 3 ) 4 CO 3 ]X .... (No. 129). ^
- Undissociated Compound.
Trinitritotriammine Cobalt [Co(NH 3 ) 3 (NO 2 ) 3 ] .... Triamminecobaltic Nitrite of Gibbs or of Erd-
mann (No. 139).
(^1) Recently Werner has designated the group NO
2 in the complex as nilro (1907).
i '
(^2) See Introductory part to No. 138. Oi