硫氰酸金鉀,即四硫氰酸根合金(III)酸鉀,是化學式為K[Au(SCN)4]的紅色固體。紅外光譜表明,硫氰酸金鉀中的硫氰根以硫進行鍵合。[1]
製備
硫氰酸金(III)鉀可以通過硫氰酸鉀和氯金酸鉀在冷水中反應製備[1]:
- KAuCl4 + 4 KSCN —冷水→ K[Au(SCN)4]↓ + 4 KCl
物理性質
參考資料
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