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    1. valence

      基本解釋原子價,化學價,化合價

      網絡釋義

      1)valence,原子價,化學價,化合價2)valence,[原子]價,[化合]價3)quantivalence[,kw?nti'veil?ns],化合價,原子價4)chemical valence,化學原子價5)maximum valence,高最原子價,高最化合價6)valency,①效價 ②化合價

      用法和例句

      The combining capacity of an atom or a radical determined by the number of electrons that it will lose, add, or share when it reacts with other atoms.

      化合價,原子價原子或原子團與其它原子反映時由所失、增加成共享的電子數目決定的化合能力

      The number of atoms in a molecule.

      原子數,原子價,化合價單質分子中的原子數

      The hydrocarbon radical, C6H13, having valence1.

      己基碳氫化合物基,C6H13,原子價為1

      The silicon atom occupies the space opening(interstice)between the oxygen atoms and shares four valence electrons with the four oxygen atoms.

      硅原子占據了氧原子之間的空隙并且和四個氧原子共用化合價。

      (chemistry) having a valence of three.

      (化學)有三價原子的。

      (chemistry) haveing a valence of four.

      (化學)有四價原子的。

      (chemistry) having a valence of five.

      (化學)有五個原子價的。

      a compound derived from ammonia by replacing hydrogen atoms by univalent hydrocarbon radicals.

      氨中的氫原子被單價烴基替代后形成的化合物。

      (chemistry) having a valence of two or having two valences.

      (化學)有二個原子價之一的,或有兩個原子價的。

      A set of eight valence electrons in an atom or ion, forming a stable configuration.

      八重態在一個原子或離子中,形成穩定組態的一組八個化合價電子

      " Ligand: Atom, group (see functional group), or molecule attached to a central atom, usually of a transition element, in a coordination or complex compound."

      配位體:與一個中心原子相連的原子或分子,通常是過渡元素,形成共價鍵化合物或復合離子。

      Having a valence of5.

      五價的有五個原子價的

      A hydrocarbon radical, C4H9, with the structure of butane and valence1.

      丁基一種碳氫化合的基團,C4H9,具有丁烷的結構,原子價為

      A divalent atom or radical.

      二價原子二價的原子或基

      This ten-dollar hat is now on sale for five.

      帽子大減價,原價10 美元,現價5 美元。

      Peroxide: Any of a class of chemical compounds in which two oxygen atoms are linked by a single covalent Bond.

      過氧化物: 任何由兩個氧原子以單個共價鍵相互結合在一起的一類化合物。

      Spectrochemical order and valence shell electronic structure of coordination atoms;

      光譜化學序列與配位原子的價層電子結構

      Having valence3.

      三價的化合價為3的

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