请输入您要查询的词汇:

 

词汇 disulpho-
词根词缀
OED

disulpho- Chem.|daɪˈsʌlfəʊ|[See di-2 2 and sulpho-.]In composition, denominating acids derived from two molecules of sulphurous acid.Hence disulˈphonic a.1868Watts Dict. Chem. V. 551 There is a group of acid ethers, (SO)2·R{pp}H2·O4, derived from a double molecule of sulphurous acid, H4S2O6, by substitution of a diatomic alcohol-radicle for half the hydrogen. These are the so-called disulpho-acids, which may also be formulated as compounds of hydrocarbon with 2 at[oms of] SO3.1869Roscoe Elem. Chem. 423 When disulpho-anthraquinic acid is formed.1881Watts Dict. Chem. VIII. 1857 Anthracene treated with sulphuric acid yields two disulphonic acids.
随便看

 

英语词根词缀词典收录了54763条英语词根词缀词条,基本涵盖了全部常用英语词汇的词根、词缀及词根记忆法解析,是记忆英语词汇的必备工具。

 

Copyright © 2000-2024 Newdu.com.com All Rights Reserved
更新时间:2025/1/10 9:30:34