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It is a naked electron and is a sodium positive ion.
它是个裸电子,是钠正离子。
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The thickness of surface water film depends on the positive ion in pulp.
表面水的厚度与浆料的带电性和浆料中的阳离子种类有关。
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Methods: Extracted by EtOH, purified by 732-positive ion exchange resin.
方法:全草粗粉用乙醇提取,强酸型732阳离子树脂交换纯化。
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If one or more electrons are removed the remaining positively charged structure is called a positive ion.
如果移去一个或多个电子,剩下来带正电荷的结构就称为正离子。
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If one or more electrons are removed, the remaining positively charged structure is called a positive ion.
如果移去一个或多个电子,剩下来带正电荷的结构就称为正离子。
阳离子,又称正离子,是指失去最外层的电子以达到相对稳定结构的离子形式。一般说来,原子核最外层电子数小于4的通常形成阳离子(就是带正号的),大于4的通常形成阴离子(也就是带负号的),还有一个规律,原子核最外层电子数也就决定了该元素的化合价,就是正号或者负号前的数。