<p><b>砷化鋰</b>是一種無機化合物，化學式為Li<sub>3</sub>As，它是鋰和砷形成的化合物之一。它可由鋰和砷按化學計量比反應製得。它是六方晶系晶體，空間群<i>P</i>6/<i>mmc</i>，晶胞參數a=4.377 Å，c=7.801 Å。它和水反應放出砷化氫：</p>
<dl><dd>Li<sub>3</sub>As + 3 H<sub>2</sub>O → 3 LiOH + AsH<sub>3</sub></dd></dl><p>它和<span data-orig-title="砷化钾" data-lang-code="ru" data-lang-name="俄语" data-foreign-title="Арсенид трикалия"><span>砷化鉀</span></span>在高溫反應，可以得到KLi<sub>2</sub>As。</p>
<h2><span id=".E5.8F.82.E8.80.83.E6.96.87.E7.8C.AE"></span><span id="参考文献">參考文獻</span></h2>

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**砷化鋰**是一種無機化合物，化學式為 Li3As，它是鋰和砷形成的化合物之一。它可由鋰和砷按化學計量比反應製得。它是六方晶系晶體，空間群 _P_6/_mmc_，晶胞參數 a=4.377 Å，c=7.801 Å。它和水反應放出砷化氫：

　
: Li3As + 3 H2O → 3 LiOH + AsH3

它和砷化鉀在高溫反應，可以得到 KLi2As。

## 參考文獻
12044-22-3