氟气在空气中可以稳定存在吗?

2025-03-14 16:02:58
推荐回答(4个)
回答1:

氟很不稳定,氟气化学性质十分活泼,具有很强的氧化性,除全氟化合物外,可以与几乎所有有机物和无机物反应,常温,低温即可和氢迅速反应。所以,它在空气中不可以稳定存在。

回答2:

氟气是它是一种淡黄色,剧毒的气体。氟气的腐蚀性很强,化学性质极为活泼,是氧化性最强的物质之一,甚至可以和部分惰性气体在一定条件下反应 。
氟可以与除O、N、He、Ne、Ar、Kr以外所有元素的单质反应,生成最高价氟化物。

氟气可与空气中的水反应,生成氟化氢和氧,副反应生成少量的过氧化氢、二氟化氧和臭氧。
所以氟气不可以在空气中稳定存在。

回答3:

纯种黄色圆粒豌豆(YYRR)和纯种绿色皱粒豌豆(yyrr)作亲本进行杂交,F1均为黄色圆粒(YyRr),F1再进行自交,F2中表现型及比例为黄色圆粒:黄色皱粒:绿色圆粒:绿色皱粒=9:3:3:1.能够稳定遗传的个体是纯合体,即自交后代不发生性状分离.所以F2中YYRR、YYrr、yyRR、yyrr四种个体能稳定遗传,占总数的4 16 =1 4 .故选:D.

回答4:

与空气中水蒸气反应,生成氟化氢和氧气~

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