网络释义专业释义英英释义
Single bond
- abstract: A Single bond in chemistry is a chemical bond between two chemical elements involving two bonding electrons. In other words, one pair of electrons is shared.
以上来源于: WordNet
柯林斯英汉双解大词典
single bond
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1.
N a covalent bond formed between two atoms by the sharing of one pair of electrons 单键 [chem]
双语例句原声例句权威例句
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So, if we take a look at what a single bond is, and let me grab some molecules here.
如果来我们看一下单键，让我拿个分子。
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Remember, every time we have two electrons that are being Shared, that's a single bond.
还记得，每次我们有两个电子被共用，我们就有了一个单键。
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We would predict to see a single bond between lithium, and it turns out that's what we see.
我们可以预测在锂中会看到一个单键，而实际上确实是这样的。
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OK, then it says draw a single bond from each surrounding atom to the central atom, and subtract two valence electrons.
后将中心原子与其相邻原子之间,连上单键，然后减掉2个价电子。
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So if we look at its length, it's actually shorter than a single bond, but longer than a double bond.
因此如果我们看它的键长的话，它实际上比单键更短，却比双键更长。
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so you can see that there is going to be two sets in antibonding, three sets in bonding for a net of one, giving us the single bond.
因此你能看到,反键轨道上有两组，三组成键，得到一组净成键，所以成的是单键。
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