金属铍与溶于液氨中的KNH2作用,反应式为 Be+2KNH2→Be(NH2)2+2K .该反应之所以向右进行,是因为A.在液氨中Be比K活泼 B.在液氨中Be(NH2)2的溶解度小于KNH2的溶解度C.Be的沸点高于的K沸点 D.(A)、(B)、(C)
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![金属铍与溶于液氨中的KNH2作用,反应式为 Be+2KNH2→Be(NH2)2+2K .该反应之所以向右进行,是因为A.在液氨中Be比K活泼 B.在液氨中Be(NH2)2的溶解度小于KNH2的溶解度C.Be的沸点高于的K沸点 D.(A)、(B)、(C)](/uploads/image/z/10726795-19-5.jpg?t=%E9%87%91%E5%B1%9E%E9%93%8D%E4%B8%8E%E6%BA%B6%E4%BA%8E%E6%B6%B2%E6%B0%A8%E4%B8%AD%E7%9A%84KNH2%E4%BD%9C%E7%94%A8%2C%E5%8F%8D%E5%BA%94%E5%BC%8F%E4%B8%BA+Be%2B2KNH2%E2%86%92Be%28NH2%292%2B2K+.%E8%AF%A5%E5%8F%8D%E5%BA%94%E4%B9%8B%E6%89%80%E4%BB%A5%E5%90%91%E5%8F%B3%E8%BF%9B%E8%A1%8C%2C%E6%98%AF%E5%9B%A0%E4%B8%BAA.%E5%9C%A8%E6%B6%B2%E6%B0%A8%E4%B8%ADBe%E6%AF%94K%E6%B4%BB%E6%B3%BC+B.%E5%9C%A8%E6%B6%B2%E6%B0%A8%E4%B8%ADBe%28NH2%292%E7%9A%84%E6%BA%B6%E8%A7%A3%E5%BA%A6%E5%B0%8F%E4%BA%8EKNH2%E7%9A%84%E6%BA%B6%E8%A7%A3%E5%BA%A6C.Be%E7%9A%84%E6%B2%B8%E7%82%B9%E9%AB%98%E4%BA%8E%E7%9A%84K%E6%B2%B8%E7%82%B9+D.%28A%29%E3%80%81%28B%29%E3%80%81%28C%29)
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