<p><b>硝酸鉻</b>(Ⅲ)，化學式Cr(NO<sub>3</sub>)<sub>3</sub>。
</p>


<h2><span id=".E6.80.A7.E8.B4.A8"></span><span id="性质">性質</span></h2>
<p>硝酸鉻是一種紅紫色單斜潮解結晶，易溶於水，溶於酸、鹼、乙醇和丙酮。加熱至100°C則分解。其水溶液加熱時呈綠色，冷卻後又迅速變為紅紫色。</p>
<h2><span id=".E5.88.B6.E5.A4.87"></span><span id="制备">製備</span></h2>
<p>由三氧化鉻在硝酸存在下被蔗糖還原，再經過濾、濾液蒸發濃縮、冷卻結晶、離心分離而得。</p>
<dl><dd><span><span><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\rm {\ 16CrO_{3}+48HNO_{3}+9H_{2}O+C_{12}H_{22}O_{11}\rightarrow }}}">
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  </semantics></math></span></span></dd></dl><h2><span id=".E7.94.A8.E9.80.94"></span><span id="用途">用途</span></h2>
<p>用於玻璃製造、陶瓷釉彩、腐蝕阻抑劑，印染工業中用作媒染劑，無機合成用於製備含鉻催化劑。</p>
<h2><span id=".E5.8F.82.E8.80.83.E8.B5.84.E6.96.99"></span><span id="参考资料">參考資料</span></h2>
**硝酸鉻**(Ⅲ)，化學式 Cr (NO3)3。

## 性質

硝酸鉻是一種紅紫色單斜潮解結晶，易溶於水，溶於酸、鹼、乙醇和丙酮。加熱至 100°C 則分解。其水溶液加熱時呈綠色，冷卻後又迅速變為紅紫色。

## 製備

由三氧化鉻在硝酸存在下被蔗糖還原，再經過濾、濾液蒸發濃縮、冷卻結晶、離心分離而得。

　
: ${\rm {\ 16CrO_{3}+48HNO_{3}+9H_{2}O+C_{12}H_{22}O_{11}\rightarrow }}$ ${\rm {\ 16Cr(NO_{3})_{3}\cdot 9H_{2}O+35H_{2}O+[O]+CO_{2}\uparrow }}$

## 用途

用於玻璃製造、陶瓷釉彩、腐蝕阻抑劑，印染工業中用作媒染劑，無機合成用於製備含鉻催化劑。

## 參考資料
13548-38-4