(相关资料图)
1、第二主族的金属。
2、包括铍(Be)、镁(Mg)、钙(Ca)、锶(Sr)、钡(Ba)、镭(Ra)六种金属元素。
3、因为第二主族的元素性质类似碱金属,而镁、钙、锶所成的盐在古代被称为“土”而得名。
本文分享完毕,希望对大家有所帮助。
(相关资料图)
1、第二主族的金属。
2、包括铍(Be)、镁(Mg)、钙(Ca)、锶(Sr)、钡(Ba)、镭(Ra)六种金属元素。
3、因为第二主族的元素性质类似碱金属,而镁、钙、锶所成的盐在古代被称为“土”而得名。
本文分享完毕,希望对大家有所帮助。
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-03
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02
2023-07-02