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hypervalent compounds
释义
hypervalent compounds
hypervalent compounds
[
‚hī·pər¦vā·lənt ′käm‚pau̇nz
]
(chemistry)
Stable compounds of the main group elements in the third row of the periodic table, such as silicon, phosphorus, and sulfur, that have more than eight valence shell electrons, for example, PF
5
and SF
4
.
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upbreathe
upbreed
upbring
upbringing
upbringings
upbrought
up.browser
upbs
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up/c
upc
upc-a
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oversteps one's mark
oversteps our mark
oversteps the bounds
oversteps the bounds of something
oversteps their mark
oversteps the mark
oversteps your mark
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