首页
/
每日頭條
/
教育
/
稀鹽酸的化學式怎麼寫
稀鹽酸的化學式怎麼寫
更新时间:2024-09-29 11:30:19

  1、稀鹽酸是氯化氫氣體的水溶液化學式為HCl。

  2、稀鹽酸與酸堿指示劑反應 稀鹽酸使紫色石蕊變紅,因為稀鹽酸顯酸性,酸可使石蕊變紅,無色酚酞不變色。

  3、和活潑的金屬反應生成鹽和氫氣 Fe+2HCl=FeCl2+H2↑ Zn+2HCl=ZnCl2+H2↑ Mg+2HCl=MgCl2+H2↑ 2Al+6HCl=2AlCl3+3H2↑。

Comments
Welcome to tft每日頭條 comments! Please keep conversations courteous and on-topic. To fosterproductive and respectful conversations, you may see comments from our Community Managers.
Sign up to post
Sort by
Show More Comments
Copyright 2023-2024 - www.tftnews.com All Rights Reserved