| 释义 |
▪ I. ceric, a.1 Chem.|ˈsɪərɪk|
[f. cer-ium + -ic.]
Of or belonging to cerium; applied to compounds in which cerium combines as a tetrad, as in ceric oxide, CeO2, ceric (or cerium) salts.
1863–79Watts Dict. Chem. I. 834 Ceric fluoride..is a yellow precipitate. 1879Ibid. 3rd Supp. 421 Normal and basic ceric salts. 1873Watts Fownes' Chem. 380 The ceric compounds, in which it is apparently trivalent.
▪ II. ceric, a.2 Chem.|ˈsɪərɪk|
[f. L. cēra, Gr. κηρός wax + -ic.]
Chemically related to wax; as in ceric acid, a brownish diaphanous waxy mass obtained by treating cerin with nitric acid.
1838T. Thomson Chem. Org. Bodies 1045 An acid..to which we may give the name of ceric acid. |