| 单词 |
prussiate |
| 释义 |
▪ I. prussiate, n. Chem.|ˈprʌs-, ˈprʌʃɪət|
[a. F. prussiate (Morveau, etc. Nomencl. Chim. 1787), f. pruss-ique prussic + -ate1.]
A salt of prussic acid; a cyanide. Also, a ferro- or ferri-cyanide, as yellow prussiate (of potash) = potassium ferro-cyanide, K4FeCy6; red prussiate (of potash) = potassium ferricyanide, K6Fe2Cy12.
c1790tr. Lavoisier's etc. Tabl. Chem. Nom. in Encycl. Brit. (ed. 3) IV. 598, Names newly invented or adopted..Prussiate of potash..Prussiate of iron. 1791Hamilton Berthollet's Dyeing I. i. i. i. 11 The prussiat of alkali. 1800tr. Lagrange's Chem. II. 360 The prussiates of ammonia, lime, barytes, &c. 1842Parnell Chem. Anal. (1845) 68 The red prussiate of potash is as delicate and characteristic a test for protoxide of iron, as the yellow prussiate of potash is for the peroxide. 1875Ure's Dict. Arts III. 598 Ferro⁓cyanide of potassium or Yellow prussiate of potash.
▪ II. ˈprussiate, v. Chem.
[f. prec.]
trans. To convert into a prussiate.
1796Kirwan Elem. Min. (ed. 2) I. 504 They make use of the same sort of Berlin blue in Prussiating their alkali.
Hence ˈprussiated ppl. a., converted into a prussiate; combined with prussic acid.
1796Kirwan Elem. Min. (ed. 2) II. 356 The prussiated Metals heated to redness. 1800Henry Epit. Chem. (1808) 334 The prussiated alkalies also precipitate muriate of alumine. 1826― Elem. Chem. II. 537 The prussiated alkalis decompose..all metallic solutions. |
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