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：

allotrope    音标拼音: ['ælətr,op]

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:


  • Allotropy - Wikipedia
    Allotropy or allotropism (from Ancient Greek ἄλλος (allos) 'other' and τρόπος (tropos) 'manner, form') is the property of some chemical elements to exist in two or more different forms, in the same physical state, known as allotropes of the elements
  • What Is an Allotrope in Chemistry? Definition Examples
    An allotrope is a distinct structural form of a single element Diamond and graphite, for example, are both made entirely of carbon atoms, but those atoms are arranged differently, giving each form wildly different physical properties
  • Allotropy | Definition, Examples, Facts | Britannica
    Elements exhibiting allotropy include tin, carbon, sulfur, phosphorus, and oxygen Tin and sulfur are enantiotropic The former exists in a gray form, stable below 13 2 °C, and a white form, stable at higher temperatures
  • Allotrope Definition and Examples: Chemistry Glossary
    The term allotrope refers to one or more forms of a chemical element that occur in the same physical state The different forms arise from the different ways atoms may be bonded together
  • What Is an Allotrope? Definition and Examples - Biology Insights
    Allotropy describes the property of certain chemical elements to exist in two or more distinct structural modifications within the same physical state Each unique form is an allotrope, differing because the atoms are bonded together in different manners or arranged in varying crystal lattices
  • What is an Allotrope? (with pictures) - AllTheScience
    Allotropes are forms of a chemical element that differ at the molecular level, or in the way the atoms are arranged into molecules Many elements occur in different allotropes, among them carbon, oxygen, phosphorus, and sulfur
  • Allotrope - Encyclopedia. com
    Allotropes are two or more forms of the same element in the same physical state (solid, liquid, or gas) that differ from each other in their physical, and sometimes chemical, properties The most notable examples of allotropes are found in groups 14, 15, and 16 of the periodic table
  • ALLOTROPE Definition Meaning - Merriam-Webster
    Graphite, diamond, fullerenes, and graphene are all carbon allotropes, and their diverse properties arise from the combination and arrangement of multiple types of bonds between their carbon atoms
  • What Is an Allotrope? Definition and Examples in Chemistry
    Elements transform from one allotrope to another in response to changes in temperature, pressure, and even exposure to light Allotropes often form spontaneously
  • Allotropy - New World Encyclopedia
    Allotropes of the same element can typically exhibit quite different physical properties and chemical behaviors, even though they contain nothing but atoms of that element They may have different colors, odors, hardnesses, electrical and thermal conductivities, etc





中文字典-英文字典  2005-2009