| 单词 | platinic oxide |
| 释义 | > as lemmasplatinic oxide platinic oxide n. platinum dioxide, PtO2, a black powder used as a hydrogenation catalyst. ΚΠ 1842 T. Graham Elements Chem. ii. v. 684 Peroxide of platinum, Platinic oxide, PtO2. 1907 G. S. Newth Text-bk. Inorg. Chem. (ed. 12) iii. xiv. 693 Platinous oxide, PtO, and platinic oxide, PtO2, are obtained in the form of dark grey or black powders by gently heating the corresponding hydroxides. 1972 Jrnl. Amer. Chem. Soc. 94 6505/1 A solution..was hydrogenated in the presence of 0.3 g of platinic oxide at room temperature. < as lemmas |
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