超价化合物NLin+4和OLin+4电子结构和性质

来源 :高等学校化学学报 | 被引量 : 0次 | 上传用户:xindongmei
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以6-3lG·基组利用HF、MP2和DFT方法优化了超价化合物NLin+4和OLn+4的几何构型.研究结果表明,MP2和DFT法计算出的OLi4分子解离出Li和Li2的反应能与已有的实验值吻合.对于NLi4分子,得到其解离出Li和Li2的反应能分别为191.78和515.37 kJ/mol(MP2值).并预测了OLin+4和NLin+4分子的基振动频率.
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