我想問下non-metal同non-metal係咪一定form covalent compound,
metal同non-metal又係咪一定form ionic compound??
如果唔係...有咩例子?點解會咁?
收錄日期: 2021-04-13 15:53:51
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20080802000051KK00923