Printer Friendly
The Free Dictionary
1,088,748,185 visitors served.
?
Dictionary/
thesaurus
Medical
dictionary
Legal
dictionary
Financial
dictionary
Acronyms
 
Idioms
Encyclopedia
Wikipedia
encyclopedia
?

covalent bond
(redirected from Double-bonded)

    Also found in: Encyclopedia, Wikipedia, Hutchinson 0.07 sec.
covalent bond
n.
A chemical bond formed by the sharing of one or more electrons, especially pairs of electrons, between atoms.
covalent bond (kō·vāˑ·lnt bnd),
n chemical bond that involves sharing of electrons between atoms of the same element to give a molecule of that element (e.g., nitrogen) or atoms of two or more elements to give a molecule of a compound (e.g., carbon dioxide); the predominant type of bonding in organic chemistry.


How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content.
?Page tools
Printer friendly
Cite / link
Email
Feedback
Add definition
? Mentioned in ? References in periodicals archive
 
The severe conditions produce a disorderly, non-molecular arrangement of carbon and oxygen atoms linked by single bonds, Santoro says, instead of carbon dioxide's typical molecular configuration--a carbon atom double-bonded to each of two oxygen atoms.
Greenhouse glass: squeezing and heating carbon dioxide yields exotic, ... by Weiss, P. / Science News
The second reaction induces two molecules to exchange chain portions from either side of the double-bonded carbons.
Dynamic duo: two catalysts build valuable carbon chains by Cunningham, A. / Science News
The four-atom group consists of a sulfur atom bonded on one side to an oxygen atom and on the other side to a carbon atom, in turn double-bonded to another carbon.
Slicing new sulfur chemical from onion by Science News
More results
 
Medical browser? ? Full browser
 
 
Medical Dictionary
?

Disclaimer | Privacy policy | Feedback | Copyright © 2008 Farlex, Inc.
All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional.. Terms of Use.