晶格能

離子化合物晶格能是指在標準條件中(298K,1bar),1 mol 離子晶体变成相距无穷远的气态正、负离子所吸收的能量。离子半径越小,晶格能越大。而离子的电荷越大,晶格能就越大。晶格能通常不能直接测出,但可通过玻恩-哈伯循环计算出。

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