高一化学知识小卡片(40) _____班 姓名_________
知识点:用电子式表示物质的形成过程: 离子化合物:
(1)NaCl _______________________________________ (2)CaO _______________________________________ (3)Na2O _______________________________________ (4)MgCl2 _______________________________________ 共价化合物:
(1)HCl _______________________________________ (2)H2O _______________________________________ (3)NH3 _______________________________________ (4)CH4 _______________________________________
高一化学知识小卡片(40) _____班 姓名_________
知识点:用电子式表示物质的形成过程: 离子化合物:
(1)NaCl _______________________________________ (2)CaO _______________________________________ (3)Na2O _______________________________________ (4)MgCl2 _______________________________________ 共价化合物:
(1)HCl _______________________________________ (2)H2O _______________________________________ (3)NH3 _______________________________________ (4)CH4 _______________________________________
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