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单词 Stannic fluoride
释义

Stannic fluoride

英语百科

Tin(IV) fluoride

Tin(IV) fluoride is a chemical compound of tin and fluorine with the chemical formula SnF4 and is a white solid with a melting point above 700 °C.

SnF4 can be prepared by the reaction of tin metal with fluorine gas:

However, a passivating metal fluoride layer will be created and the surface will eventually become unreactive. An alternative synthesis is the reaction of SnCl4 with anhydrous hydrogen fluoride:

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