<p><b>氟化亞釤</b>是鑭系元素釤的氟化物之一，化學式為SmF<sub>2</sub>。
</p>
<h2><span id=".E5.88.B6.E5.A4.87"></span><span id="制备">製備</span></h2>
<p>氟化亞釤可由釤或氫氣還原氟化釤得到：</p>
<dl><dd><span><span><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \mathrm {2\ SmF_{3}+Sm\longrightarrow 3\ SmF_{2}} }">
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    <annotation encoding="application/x-tex">{\displaystyle \mathrm {2\ SmF_{3}+H_{2}\longrightarrow 2\ SmF_{2}+2\ HF} }</annotation>
  </semantics></math></span></span></dd></dl><h2><span id=".E6.80.A7.E8.B4.A8"></span><span id="性质">性質</span></h2>
<p>氟化亞釤是紫色至黑色的固體，具有螢石型的立方晶系結構。</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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**氟化亞釤**是鑭系元素釤的氟化物之一，化學式為 SmF2。

## 製備

氟化亞釤可由釤或氫氣還原氟化釤得到：

　
: $\mathrm {2\ SmF_{3}+Sm\longrightarrow 3\ SmF_{2}} $

　
: $\mathrm {2\ SmF_{3}+H_{2}\longrightarrow 2\ SmF_{2}+2\ HF} $

## 性質

氟化亞釤是紫色至黑色的固體，具有螢石型的立方晶系結構。

## 參考文獻
15192-17-3