英语词汇“lone pair”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

lone pair

noun Chemistry

A pair of electrons occupying an orbital in an atom or molecule and not directly involved in bonding.Molecules that contain lone pairs of electrons (like ammonia or water) can use these to bond with metal atoms capable of receiving them....

The oxygen atom of an ether functional group has two lone pairs of electrons.
A very useful method for understanding and predicting molecular shapes that relies upon the role of the lone pair is called the Valence Shell Electron Pair Repulsion theory.

单词	lone pair
释义	lone pair noun Chemistry A pair of electrons occupying an orbital in an atom or molecule and not directly involved in bonding.Molecules that contain lone pairs of electrons (like ammonia or water) can use these to bond with metal atoms capable of receiving them.... The oxygen atom of an ether functional group has two lone pairs of electrons. A very useful method for understanding and predicting molecular shapes that relies upon the role of the lone pair is called the Valence Shell Electron Pair Repulsion theory.
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