http://img407.imageshack.us/img407/73/6018wc2.jpg
呢個係2-chlro-4,4methylpentane
定係4-chlro-2,2methylpentane?
explain
收錄日期: 2021-04-12 21:51:47
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20061230000051KK03860