palladousadj.

Brit.

/ˈpalədəs/,

/pəˈleɪdəs/, U.S.

/ˈpælədəs/,

/pəˈleɪdəs/

Origin: Formed within English, by derivation; modelled on a Latin lexical item. Etymons: palladium n.², -ous suffix.

Etymology: < pallad- (in palladium n.²) + -ous suffix, after post-classical Latin palladosus (compare quot. 1857). Compare French palladeux (1843 or earlier). Compare earlier palladious adj.

Chemistry.

Of or containing palladium in the bivalent state.

ΚΠ

1857 R. G. Mayne Expos. Lexicon Med. Sci. (1860) Palladosus, applied by Berzelius to the first degree of oxidation of palladium, or oxydum palladosum..: palladous.

1896 Science 1 May 675/1 The hydrogen contained in a gas mixture can be completely absorbed by a 1 per cent. solution of palladous chloride.

1950 N. V. Sidgwick Chem. Elements II. 1554 Colloidal palladium can be made by the reduction of palladous chloride solutions with various reducing agents.

1962 P. J. Durrant & B. Durrant Introd. Adv. Inorg. Chem. 1049 The palladous (Pd^II) compounds include the oxide PdO.

1988 Science 29 July 539/2 Crystals of..potassium palladous tetrachloride (PdCl₂ + 2KCl) can be made to dissolve in liquid aromatic hydrocarbons merely by adding dicyclohexyl-18-crown-6.

This is a new entry (OED Third Edition, March 2005; most recently modified version published online March 2022).

单词	palladous
释义	palladousadj. Brit. /ˈpalədəs/, /pəˈleɪdəs/, U.S. /ˈpælədəs/, /pəˈleɪdəs/ Origin: Formed within English, by derivation; modelled on a Latin lexical item. Etymons: palladium n.², -ous suffix. Etymology: < pallad- (in palladium n.²) + -ous suffix, after post-classical Latin palladosus (compare quot. 1857). Compare French palladeux (1843 or earlier). Compare earlier palladious adj. Chemistry. Of or containing palladium in the bivalent state. ΚΠ 1857 R. G. Mayne Expos. Lexicon Med. Sci. (1860) Palladosus, applied by Berzelius to the first degree of oxidation of palladium, or oxydum palladosum..: palladous. 1896 Science 1 May 675/1 The hydrogen contained in a gas mixture can be completely absorbed by a 1 per cent. solution of palladous chloride. 1950 N. V. Sidgwick Chem. Elements II. 1554 Colloidal palladium can be made by the reduction of palladous chloride solutions with various reducing agents. 1962 P. J. Durrant & B. Durrant Introd. Adv. Inorg. Chem. 1049 The palladous (Pd^II) compounds include the oxide PdO. 1988 Science 29 July 539/2 Crystals of..potassium palladous tetrachloride (PdCl₂ + 2KCl) can be made to dissolve in liquid aromatic hydrocarbons merely by adding dicyclohexyl-18-crown-6. This is a new entry (OED Third Edition, March 2005; most recently modified version published online March 2022). < adj.1857
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