檢視弱酸的原始碼

{{Infobox person  
| 名称     =  '''弱酸'''
| 图像     = 
[[File:弱酸.jpg|缩略图||center|[http://www.xrkjgs.com/UploadFiles/upload/20140322035048354.jpg 原图链接]  [http://spro.so.com/searchthrow/api/midpage/throw?ls=s112c46189d&lm_extend=ctype:3&ctype=3&q=%E5%BC%B1%E9%85%B8&rurl=http%3A%2F%2Fwww.xrkjgs.com%2Fshowproduct.aspx%3Fcls%3D150%26id%3D695&img=http%3A%2F%2Fwww.xrkjgs.com%2FUploadFiles%2Fupload%2F20140322035048354.jpg&key=t01dc647fc4fe5bfb47.jpg&s=1596976338002 来自360娱乐网]]]
}}
'''<big>弱酸</big>'''，是和强酸相对的酸，[[酸性较弱]]。弱酸通常是指其电离常数(Ka)小于0.0001(酸度系数pKa大于4)的酸。