氰化鎳是一種無機化合物,化學式為Ni(CN)2。
製備
氰化鉀與鎳(II)鹽在水溶液中反應,沉澱出氰化鎳水合物,將水合物加熱至140℃,得到無水物。[1]
化學性質
氰化鎳溶於氰化鉀溶液,得到杏黃色溶液:
- Ni(CN)2 + 2 KCN → K2[Ni(CN)4]
- Ni(CN)2 + 2 C4H8O2N2 → Ni(C4H7O2N2) + 2 HCN
參考資料
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