英语词汇“water of crystallization”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

water of crystallization n. water molecules forming an essential part of the crystalline structure of some compounds, esp. hydrated salts.The structure of the crystals is destroyed when the water is lost by evaporation or driven off by heat.

ΚΠ

1791 W. Hamilton tr. C.-L. Berthollet Elements Art of Dyeing I. i. iii. i. 214 It effloresces, that is, it parts with its water of crystallization in the air, and assumes the appearance of flour.

1810 ‘D. Blair’ Gram. Princ. & Pract. Chem. (ed. 4) 97 Soda..loses its water of chrystallization on exposure to the air.

1887 A. M. Brown Treat. Animal Alkaloids ii. i. 75 Adenine, C⁵H³N⁵3H²O,..contains three molecules of water of crystallization.

1938 R. Hum Chem. for Engin. Students ii. 38 A substance with water of crystallisation present is said to be hydrated and after it has lost its water of crystallisation it is said to be anhydrous.

1996 Nature 12 Sept. 145/1 The crystals of Mn₁₂-ac are built of discrete dodecanuclear..molecules, water of crystallization and disordered acetic acid molecules.

单词	water of crystallization
释义	> as lemmas water of crystallization water of crystallization n. water molecules forming an essential part of the crystalline structure of some compounds, esp. hydrated salts.The structure of the crystals is destroyed when the water is lost by evaporation or driven off by heat. ΚΠ 1791 W. Hamilton tr. C.-L. Berthollet Elements Art of Dyeing I. i. iii. i. 214 It effloresces, that is, it parts with its water of crystallization in the air, and assumes the appearance of flour. 1810 ‘D. Blair’ Gram. Princ. & Pract. Chem. (ed. 4) 97 Soda..loses its water of chrystallization on exposure to the air. 1887 A. M. Brown Treat. Animal Alkaloids ii. i. 75 Adenine, C⁵H³N⁵3H²O,..contains three molecules of water of crystallization. 1938 R. Hum Chem. for Engin. Students ii. 38 A substance with water of crystallisation present is said to be hydrated and after it has lost its water of crystallisation it is said to be anhydrous. 1996 Nature 12 Sept. 145/1 The crystals of Mn₁₂-ac are built of discrete dodecanuclear..molecules, water of crystallization and disordered acetic acid molecules. extracted from crystallizationcrystalizationcrystallisationn. < as lemmas
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> as lemmas