单项选择题

When the methyl group and H atom are located on opposite sides of the double bond, the polymer is a cis-isomer.

A.正确
B.错误
<上一题 目录 下一题>
热门 试题

单项选择题
The formation of cross-linked structures in synthetic rubbers is usually called vulcanization.
A.正确
B.错误
单项选择题
Common polymers, such as PE, PP, PVC, PSt, nylon, and PET have linear structures.
A.正确
B.错误
相关试题