知识贝壳
知识贝壳
所属栏目：英汉双解无机化学
A reaction in which ad-ditional atoms or groups of atoms are intro-duced into an unsaturated organic compound,such as an alkene or ketone. A simple exam-ple is the addition of bromine across the dou-ble bond in ethene :H2C=CH2+Br2→BrH2CCH2BrAddition react ......（本文共 526 字 ） [阅读本文] >>