(1)寫出氯原子的原子結構示意圖
,Na2O2的電子式
;
(2)用電子式表示H2O的形成過程
;
(3)一定條件下,白磷轉化為紅磷釋放出能量,則等質量的白磷比紅磷具有的能量高高(填“高”、“低”),故白磷比紅磷穩(wěn)定性弱弱(填“強”、“弱”),等質量的白磷和紅磷充分燃燒均生成五氧化二磷,放出熱量多白磷白磷。






【考點】電子式.
【答案】
;
;
;高;弱;白磷



【解答】
【點評】
聲明:本試題解析著作權屬菁優(yōu)網所有,未經書面同意,不得復制發(fā)布。
發(fā)布:2024/4/20 14:35:0組卷:15引用:1難度:0.5