英文字典中文字典Word104.com



中文字典辭典   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   


安裝中文字典英文字典辭典工具!

安裝中文字典英文字典辭典工具!








  • Aldehyde - Wikipedia
    Aldehyde molecules have a central carbon atom that is connected by a double bond to oxygen, a single bond to hydrogen and another single bond to a third substituent, which is carbon or, in the case of formaldehyde, hydrogen
  • Aldehyde | Definition, Structure, Examples, Facts | Britannica
    Aldehyde, any of a class of organic compounds in which a carbon atom shares a double bond with an oxygen atom, a single bond with a hydrogen atom, and a single bond with another atom or group of atoms (designated R in general chemical formulas and structure diagrams)
  • Aldehyde Functional Group: Definition, Structure, Examples
    What is an aldehyde Learn its general formula, structure, nomenclature, properties, and chemical reactions Check out a few examples, along with their uses
  • 18. 7: Aldehydes and Ketones - Chemistry LibreTexts
    Summary An aldehyde is an organic compound in which the carbonyl group is attached to a carbon atom at the end of a carbon chain
  • ALDEHYDE Definition Meaning - Merriam-Webster
    The meaning of ALDEHYDE is acetaldehyde; broadly : any of a class of highly reactive organic compounds that are analogous to acetaldehyde and characterized by a carbonyl group attached to a hydrogen atom
  • Aldehyde Definition, Functional Group Properties - Chemistry Dictionary
    An aldehyde (RCHO) is a carbonyl compound where carbonyl group is bonded to one carbon (or alkyl group) and one hydrogen atom The aldehydes are named from the name of corresponding longest carbon chain of aliphatic hydrocarbon containing the aldehyde group by replacing the ending -e with -al
  • Hydrates, Hemiacetals, and Acetals - Master Organic Chemistry
    For example, trying to make a Grignard reagent on a molecule that has an aldehyde or ketone is a no-go As soon as the Grignard is formed, it will react with the aldehyde or ketone, giving us a big “BFM” to write in our lab notebook


















中文字典-英文字典  2005-2009

|中文姓名英譯,姓名翻譯 |简体中文英文字典