一元碱和二元碱三元碱有哪些?各举一例就好了

2025-03-15 10:12:45
推荐回答(5个)
回答1:

一元酸一元碱:HA + BOH → H2O + BA
一元酸二元碱:2HA + B(OH)2 → 2H2O + BA2
二元酸一元碱:H2A + 2BOH → 2H2O + B2A
二元酸二元碱: H2A + B(OH)2 → 2H2O + 2BA
三元酸一元碱:H3A + 3BOH → 3H2O + B3A
以上是酸碱恰好完全反应的通式,多元酸或多元碱的反应依各自量的多少,反应式会有所不同。
注意:生成的盐是沉淀时要标↓

回答2:

一元碱NaOH 二元碱Ca(OH)2 三元碱Fe(OH)3

回答3:

NaOH
Ca(OH)2
Al(OH)3

回答4:

一元碱NaOH
二元碱Ba(oh)2
三元碱Al(OH)3
呵呵

回答5:

一元碱:NaOH

二元碱:Ba(OH)2

三元碱:Fe(OH)3 为难溶碱

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