Hellow guys, Welcome to my website, and you are watching 이온이란 무엇일까? 외우지 말고 이해하자. 원자가 이온이 될 수 밖에 없는 그 필연적인 이유!!!. and this vIdeo is uploaded by 대치동 솬쌤(김소환T) at 2021-03-02T00:15:37-08:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.