英文字典中文字典


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       







请输入英文单字，中文词皆可：

lanthanide    
n. 原子序数58,81间的稀土元素

安装中文字典英文字典查询工具!


中文字典英文字典工具:
选择颜色:
输入中英文单字

































































英文字典中文字典相关资料:


  • Lanthanide - Wikipedia
    The lanthanide ( ˈ l æ n θ ə n aɪ d ) or lanthanoid ( ˈ l æ n θ ə n ɔɪ d ) series of chemical elements [a] comprises at least the 14 metallic chemical elements with atomic numbers 57–70, from lanthanum through ytterbium In the periodic table, they fill the 4f orbitals
  • Lanthanides Facts (Lanthanoids) - Science Notes and Projects
    Chemists refer to these 15 elements using the symbol Ln They are called “lanthanides” because they share properties in common with lanthanum Here is a list of the lanthanides, a look at their common properties, their uses, and other facts
  • Lanthanide | Definition, Start, Facts | Britannica
    Lanthanide, any of the series of 15 consecutive chemical elements in the periodic table from lanthanum to lutetium (atomic numbers 57–71) With scandium and yttrium, they make up the rare-earth metals
  • Lanthanides- Introduction, Position, Properties and Uses
    Lanthanides are a set of 15 chemical elements whose atomic numbers range from 57 to 71 These are the elements in the periodic table’s f-block of period six Each of these elements has one valence electron in the 5d shell The elements have characteristics in common with lanthanum, the group’s initial element
  • What Are the Lanthanide Series? And Their Applications?
    Lanthanides refer to the collective designation of 15 elements from No 57 to No 71 elements with similar chemical properties in the periodic table of elements
  • Lanthanides: Properties and Reactions - Chemistry LibreTexts
    What causes the Lanthanide Contraction? Why do Lanthanides exhibit strong electromagnetic and light properties? What do the Lanthanides have in common with the Noble Gases?
  • What Are Lanthanides? - BYJUS
    Lanthanides are the rare earth elements of the modern periodic table, i e , the elements with atomic numbers from 58 to 71, following the element lanthanum They are called rare earth metals since the occurrence of these elements is very small (3×10 -4 % of the Earth’s crust) They are available in ‘monazite’ sand’ as lanthanide orthophosphates
  • Lanthanide - Learnool
    Lanthanides (also referred to as lanthanoids) are a series of 15 metallic elements that occupy the atomic numbers 57 to 71 in the periodic table They are also referred to as the “ rare-earth elements ” due to their scarcity in the Earth’s crust
  • Electronic configuration, Oxidation state, and Uses - Chemistry Notes
    Lanthanides are those elements in which the last electron enters into anti-penultimate 4f sub-shell All lanthanides exhibit the most common and stable oxidation state of +3 The general electronic configuration of the Lanthanide element is
  • Lanthanide - Simple English Wikipedia, the free encyclopedia
    Lanthanides are metals that are related to each other in how they behave Most of them slowly turn into their hydroxides when they are placed into water, like the alkali metals They usually form a coating of oxide when placed in the air, like most metals Lanthanides, with Scandium and Yttrium, are called rare earth elements





中文字典-英文字典  2005-2009