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If you look at the electronegativity difference 73 for sodium iodide, it is 1.73.
如果你看到电负性之差,对碘化钠来说，是1。
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Cesium versus gold is the same delta electronegativity difference.
铯和金,具有相同的电负性差。
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You see the difference in electronegativity, square it, multiply it by one-quarter and raise that to the power e.
你看到了电负性的差异，开方，乘以四分之一,在移到e上去做指数。
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And, this is the difference in electronegativity between the two elements, all right?
就是在两个元素之间的,电负性的差别？
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And the functionality goes as the square of the difference in electronegativity.
这个公式的泛函性与电负性之差,的平方成比例。
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And to measure the intensity of unequal sharing, we take the difference in electronegativity, which I am going to use the Greek symbol chi for.
要度量非平均的程度，我们考虑电负性的差异，我要用希腊语第22个字母chi来表示电负性。
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So there is a difference in electronegativity.
所以这他们之间有电负性差。
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E to the power of minus one-quarter times the difference in electronegativity squared.
指数是四分之一,把他乘以四分之一，在移到e上去做指数。
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