"BrF3Polar or Nonpolar"

1 / 10 2 / 10 3 / 10 4 / 10 5 / 10 6 / 10 7 / 10 8 / 10 9 / 10 10 / 10 ❮ ❯ · 無機化学についてです。bf3,bcl3、bbr3の三つの分子をルイス酸性度の順に並べよ。またなぜそうなるのかも説明おねがいします。 π結合形成には、fは2p軌道、clは3p軌 … 三溴化硼（分子式：bbr3）是一种无色液体，在室温下存在。 它与空气中的水分反应会产生硼酸和溴化氢，并且会发烟。 三溴化硼可以通过将三氧化二硼、碳和溴单质共热制备而成。 在反 … 三溴化硼 (boron tribromide)的化学式是bbr3，相对分子质量为250. 54。 1. 化合物性质 三溴化硼在常温下是无色透明的液体，有时稍带黄色，可以产生烟雾。它的凝固点为-46℃，沸点 … 分子中的氮原子会和bbr3 (lewis acid)形成sigma complex使有效的bbr3浓度降低。 试试bcl3-dms的条件。 在强烈条件如升温的条件下，bcl3的寿命要长很多。 另外，容积如dcm，1,2 … 三溴化硼（分子式：bbr3）室温下为无色液体，与空气中的水分反应发烟，生成硼酸和溴化氢。 化学性质 三溴化硼是强路易斯酸，常用于在药物生产中使醚类化合物脱去甲基或烷基。 当然有啊，b的2pz轨道（空）和cl、br的孤对电子（分别在3pz、4pz中）可以共轭，形成π (4,6)。其中以xy平面为分子平面。 只不过3p、4p和2p的对称性不那么匹配，π键的强度不如bf3（全 … · 三ハロゲン化ホウ素bx3のルイス酸性はx＝f<cl<brの順になる。この序列に下に示したπ型の分子軌道を用いて説明せよ。 無機化学考え方と答えを教えてください。 ルイ … ...

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