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：

covalent    
a. 共有原子价的,共价的

共有原子价的,共价的


请选择你想看的字典辞典：
单词字典翻译
covalent查看　covalent　在百度字典中的解释百度英翻中〔查看〕
covalent查看　covalent　在Google字典中的解释Google英翻中〔查看〕
covalent查看　covalent　在Yahoo字典中的解释Yahoo英翻中〔查看〕

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:


  • Covalent: Unified Blockchain Data API for DeFi, NFTs, and dApps
    Covalent offers a unified blockchain data API that provides easy access to multi-chain data for DeFi, NFT marketplaces, and decentralized app development Learn more with API overviews, tutorials, and use cases
  • Covalent bond - Wikipedia
    A covalent bond is a chemical bond that involves the sharing of electrons to form electron pairs between atoms These electron pairs are known as shared pairs or bonding pairs
  • Covalent bond | Definition, Properties, Examples, Facts | Britannica
    Covalent bond, in chemistry, the interatomic linkage that results from the sharing of an electron pair between two atoms The binding arises from the electrostatic attraction of their nuclei for the same electrons
  • covalent bond | Definition, Properties, Examples, Facts | Britannica
    Covalent bonds are a fundamental concept in chemistry, essential for understanding the structure and behavior of molecules These bonds form when atoms share electrons to achieve a stable electron configuration, typically an octet The properties of covalent bonds are crucial for determining the physical and chemical characteristics of compounds
  • 5. 1: Covalent Bonds - Chemistry LibreTexts
    The sharing of electrons between atoms is called a covalent bond, and the two electrons that join atoms in a covalent bond are called a bonding pair of electrons
  • Covalent - an overview | ScienceDirect Topics
    Covalent refers to a type of chemical bond between two atoms or ions where electron pairs are shared, allowing each atom to achieve a stable outer electron shell Covalent bonds can be categorized as polar or nonpolar, depending on the electronegativity of the atoms involved
  • Covalent Bond: Definition, Types, and Examples - Chemistry Learner
    A covalent bond is a type of chemical bond that involves the sharing of electron pairs between atoms The binding arises from the electrostatic attraction of their nuclei for the electrons
  • Covalent Bond - an overview | ScienceDirect Topics
    Covalent bonds are much more common in organic chemistry than ionic bonds A covalent bond consists of the simultaneous attraction of two nuclei for one or more pairs of electrons
  • Chemical bonding - Covalent, Molecules, Atoms | Britannica
    As a general rule, covalent bonds are formed between elements lying toward the right in the periodic table (i e , the nonmetals) Molecules of identical atoms, such as H2 and buckminsterfullerene (C60), are also held together by covalent bonds
  • COVALENT Definition Meaning - Merriam-Webster
    Material science researchers have developed highly porous crystalline materials, known as metal-organic frameworks (MOFs) and covalent organic frameworks (COFs), capable of efficiently capturing water vapor from the atmosphere—even in extremely dry conditions





中文字典-英文字典  2005-2009