neon
neon 英 [ˈni:ɒn] 美 [ˈniɑn]
n. 霓虹灯;氖(10号元素,符号Ne)
名词复数:neons
- Neon is a gas that’s often used to light up signs. Neon signs are made with tubes filled with the glowing gas. Neon also describes really bright colors that appear to glow, like a punk rocker’s neon orange Mohawk.
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- n. 霓虹灯;氖(10号元素,符号Ne)
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1. If it could only ditch this electron, it could have the same electronic structure as neon.
如果它能失去这个电子,它就能和氖有一模一样的电子结构。
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2. So if we want to write out what that would be, it would just be to say that f minus is isoelectronic with neon.
那么如果我们把它写出来,它应该就是负一价的氟离子与氖原子是等电子的。
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3. The answer to that is definitely no -- if they had the same electron configuration, they would, in fact be neon. But we can think about different ions that have this electron configuration.
答案是绝对没有-,如果它们具有相同的电子排布,那么它们,实际上,将都是氖,但是我们可以想一想,有没有其它离子具有这种电子排布呢?
- neon (n.) 1898, coined by its discoverers, Sir William Ramsay and Morris W. Travers, from Greek neon, neuter of neos "new" (see new); so called because it was newly discovered. Neon sign is attested from 1927.
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