酒字去掉三点水,右边加干叫什么字?

2025-03-17 05:38:42
推荐回答(3个)
回答1:

——酐

 

【读音】:gān

 

【字义】:

 

1、原意为苦酒。

 

2、近代引为化学专有名词:

       酸酐 [anhydride]。从一种化合物(例如酸)除去水分子衍生出的另一种化合物。如:苯甲酸酐。

 

【出处】:

宋·陈彭年 《重修广韵·卷三 》: ”……酐,苦酒。“

 

【引证】:

《康熙字典》:”《广韵》呼朗切,《集韵》许朗切,音汻。苦酒也。“

 

【五笔】:SGFH

回答2:

酐【gān】

gān〈名〉

1.酸酐 [anhydride]。从一种化合物(例如酸)除去水分子衍生出的另一种化合物。如:苯甲酸酐。

2.酐是酸或碱脱水后生成的氧化物或羧酸的分子间和分子内缩水产生的有机化合物。

3.无机含氧酸脱水后的二元氧化物称为酸酐,如:

(1)三氧化硫(SO3)

(2)五氧化二氮(N2O5)

(3)五氧化二磷(P2O5)

各为硫酸(H2SO4)、硝酸(HNO3)、正磷酸(H3PO4)的酸酐。

4.有的酸酐与水结合可以生成几种酸,如:

(1)磷酸酐五氧化二磷(P2O5)加不同数目的水分子,可以生成偏磷酸(HPO3)、三聚磷酸(H5P3O10)、焦磷酸(H4P2O7)、正磷酸(H3PO4)等。

回答3:

酐gān基本字义:〔酸酐〕无机酸缩水而成的氟化物,亦指一个或两个分子的有机酸缩去一分子水而成的化合物。简称“酐”。

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