nucleus係positive, electron係negative...點解nucleus唔會吸左d electrons入去??中間有d咩隔住左??
同埋想問下點解多數野都係positive attract negative??proton既positive attractive force點解會勁過electron??
收錄日期: 2021-04-13 16:18:10
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20081210000051KK01600