同素异形体一定具有相同的化学性质吗?

不对的话,请说明理由,谢谢
2025-03-16 23:47:19
推荐回答(4个)
回答1:

同素异形体是相同元素构成,不同形态的单质

同素异形体由于结构不同,彼此间物理性质有差异;但由于是同种元素形成的单质,所以化学性质相似。

同素异形体的化学性质是相似的,而物理性质是不同的~~!!

楼上的那个“白磷比红磷易燃”的问题我来纠正一下:

【易燃不易燃是物理性质,是物质燃点的不同,并不是化学性质的不同】

所以说同素异形体的化学性质是相似的,而物理性质是不同的~~!!

回答2:

只能说有的相似有的既然不同!
比如:红磷和白磷,他们化学性质相似,凡是能与白磷反映的物质如氧气,氟气,氯气,活泼金属等也一定能与红磷反映!但一个细微的差别是,红磷的活泼性没有白磷强,如白磷燃点40度,而红磷高达240度!
再如:臭氧和氧气:臭氧在常温下就能将潮湿的硫磺氧化为硫酸,而氧气则压根不反映! O3+ S + H2O ===H2SO4 臭氧在-78度时就能与H2 剧烈化和爆炸生成水,而氧气则需要点燃或加热!

回答3:

不相同。
比如白磷比红磷易燃。

回答4:

不一定

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