| 单词 |
chromic |
| 释义 |
chromic, a. Chem.|ˈkrəʊmɪk| [f. chrome n. + -ic. Cf. F. chromique.] Of or belonging to chromium; containing chromium in chemical combination. Applied in Chem. to compounds in which chromium combines as a triad, as chromic iron = chrome iron ore; chromic chloride Cr2Cl6; chromic oxide Cr2O3; chromic acid or chromic anhydride CrO3.
1800tr. Lagrange's Chem. I. 389 The chromic acid has an orange-red colour, with a pungent and metallic taste. 1844Dana Min. 445 Chromic iron occurs only in serpentine rocks. 1869Roscoe Elem. Chem. 246 Chromium Dichloride, is obtained by passing hydrogen over heated chromic chloride. 1875tr. Vogel's Chem. Light xiv. 213 The photo⁓chemistry of chromic combinations. |

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