22.现有A、B、C三种元素,已知B原子序数大于A,A与B的质子数之和为27,质子数之差为5;0.9gC单质与足量盐酸作用放出标准状况时1.12L氢气,同时生成C的三氯化物.回答下列问题.⑴A是______________,B是
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![22.现有A、B、C三种元素,已知B原子序数大于A,A与B的质子数之和为27,质子数之差为5;0.9gC单质与足量盐酸作用放出标准状况时1.12L氢气,同时生成C的三氯化物.回答下列问题.⑴A是______________,B是](/uploads/image/z/9800417-65-7.jpg?t=22%EF%BC%8E%E7%8E%B0%E6%9C%89A%E3%80%81B%E3%80%81C%E4%B8%89%E7%A7%8D%E5%85%83%E7%B4%A0%2C%E5%B7%B2%E7%9F%A5B%E5%8E%9F%E5%AD%90%E5%BA%8F%E6%95%B0%E5%A4%A7%E4%BA%8EA%2CA%E4%B8%8EB%E7%9A%84%E8%B4%A8%E5%AD%90%E6%95%B0%E4%B9%8B%E5%92%8C%E4%B8%BA27%2C%E8%B4%A8%E5%AD%90%E6%95%B0%E4%B9%8B%E5%B7%AE%E4%B8%BA5%EF%BC%9B0.9gC%E5%8D%95%E8%B4%A8%E4%B8%8E%E8%B6%B3%E9%87%8F%E7%9B%90%E9%85%B8%E4%BD%9C%E7%94%A8%E6%94%BE%E5%87%BA%E6%A0%87%E5%87%86%E7%8A%B6%E5%86%B5%E6%97%B61.12L%E6%B0%A2%E6%B0%94%2C%E5%90%8C%E6%97%B6%E7%94%9F%E6%88%90C%E7%9A%84%E4%B8%89%E6%B0%AF%E5%8C%96%E7%89%A9.%E5%9B%9E%E7%AD%94%E4%B8%8B%E5%88%97%E9%97%AE%E9%A2%98.%E2%91%B4A%E6%98%AF______________%2CB%E6%98%AF)
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