Look up: valence

1. valence
   [n] - (biology) a relative capacity to unite or react or interact as with antigens or a biological substrate 2. [n] - (chemistry) a property of atoms or radicals
   Found on http://www.webdictionary.co.uk/definitio
   
   
2. valence
   the tendency of elements to form compounds through a shift of electronic structure.
   Found on http://www.encyclo.co.uk/visitor-contrib
   
   
3. valence
   the tendency of elements to form compounds through a shift of electronic structure.
   Found on http://www.encyclo.co.uk/visitor-contrib
   
   
4. Valence
   The charge on an ion based on the number of electrons transferred or shared within a specific structure.ExampleH₂O, oxygen has a valence of 2carbon in CH₄ has a valence of four.
   Found on http://www.diracdelta.co.uk/science/sour
   
   
5. valence
   The maximum number of univalent atoms (originally hydrogen or chlorine atoms) that may combine with an atom of the element under consideration, or with a fragment, or for which an atom of this element can be substituted.
   Found on http://www.chem.qmul.ac.uk/iupac/gtpoc/T
   
   
6. valence
   The number of hydrogen atoms that typically bond to an atom of an element. For example, in H₂O, oxygen has a valence of 2; carbon in CH₄ has a valence of four.
   Found on http://antoine.frostburg.edu/chem/senese
   
   
7. valence
   A positive number that characterizes the combining power of an element for other elements, as measured by the number of bonds to other atoms that one atom of the given element forms upon chemical combination: hydrogen is assigned valence 1, and the valence is the number of hydrogen atoms, or their e...
   Found on http://www.encyclo.co.uk/local/20742
   
   
8. Valence
   The combining capacity of an atom expressed as the number of single bonds the atom can form or the number of electrons an element gives up or accepts when reacting to form a compound.
   Found on http://www.mpoweruk.com/glossary.htm
   
   
9. valence
   an energy band,occurring in the spectrum of a solid cristal,in which lie the energies of the valence electrons that bind the crystal together Category: Automation (includes telecommunications and computers) • permitted band occupied by the valence electrons Category: Chemistry &bu...
   Found on http://www.mijnwoordenboek.nl/definition
   
   
10. Valence
    Va'lence noun [ From Latin valens , - entis , present participle of valere to have power, to be strong. See Valiant .] (Chemistry) The degree of combining power of an atom (or radical) as shown by the number of atoms o...
    Found on http://www.encyclo.co.uk/webster/V/3
    
    
11. valence
    <biochemistry> The number of binding sites on a molecule. ... <chemistry> A number which reflects an element's ability to combine with other elements ... <immunology> The number of antigen binding sites an antibody has, or the number of antigenic determinants an antigen has ... (09 Oct 1997) ...
    Found on http://www.mondofacto.com/facts/dictiona
    
    
12. valence
    (va´lens) a positive number that represents the combining power of an element in a chemical compound (the number of bonds each atom of that element makes with other atoms in the compound). In this sense, “valence” has been superseded by the concept “oxidation number.” However, “valence̶...
    Found on http://www.encyclo.co.uk/local/21001
    
    
13. Valence
    • (n.) The degree of combining power of an atom (or radical) as shown by the number of atoms of hydrogen (or of other monads, as chlorine, sodium, etc.) with which it will combine, or for which it can be substituted, or with which it can be compared; thus, an atom of hydrogen is a monad, and ha...
    Found on http://thinkexist.com/dictionary/meaning
    
    
14. Valence
    town, capital of Drôme département, Rhône-Alpes région, southeastern France. Valence lies on the left bank of the Rhône River. Built on a succession ...
    Found on http://www.britannica.com/eb/a-z/v/3
    
    
15. valence
    in chemistry, the property of an element that determines the number of other atoms with which an atom of the element can combine. Introduced in 1868, ... [11 related articles]
    Found on http://www.britannica.com/eb/a-z/v/3
    
    
16. valence
    valence, valency In chemistry, the capacity of an atom or group of atoms to combine in specific proportions with other atoms or groups of atoms.
    Found on http://www.wordinfo.info/words/index/inf
    
    
17. Valence
    [chemistry] In chemistry, valence, also known as valency or valence number, is a measure of the number of bonds formed by an atom of a given element. "Valence" can be defined as the number of valence bonds a given atom has formed, or can form, with one or more other atoms. For most elements ...
    Found on http://en.wikipedia.org/wiki/Valence_(ch
    
    
18. valence
    A measure of the combining power of a particular element. Valence (also called valency) is equal to the number of individual chemical bonds that one atom can form. The valence of an atom is determined by the number of electrons in the outermost (valence) shell (see valence electron). The valence of ...
    Found on http://www.daviddarling.info/encyclopedi
    
    
19. valence
    valence, combining capacity of an atom expressed as the number of single bonds the atom can form or the number of electrons an element gives up or accepts when reacting to form a compound. Atoms are called monovalent, divalent, trivalent, or tetravalent, according to whether they form one, two, thre...
    Found on http://www.infoplease.com/ce6/sci/A08503
    
    
20. Valence
    Valence (väläNs') , city (1990 pop. 65,026), capital of Drôme dept., SE France, in Dauphiné, on the Rhône River. Its many manufactures include metallurgical products, textiles, leather goods, and jewelry. It is also a processing and trade center for a fertile farm ar...
    Found on http://www.infoplease.com/ce6/world/A085
    
    
21. Valence
    In chemistry, valence is a number that represents the combining power of an element or radical.
    Found on http://www.probertencyclopaedia.com/brow
    
    
22. valence
    Type: Term Pronunciation: vā′lĕns, -len-sē Definitions: 1. The combining power of one atom of an element (or a radical), that of the hydrogen atom being the unit of comparison, determined by the number of electrons in the outer shell of the atom (v. electrons); in HCl, chlorine ...
    Found on http://www.medilexicon.com/medicaldictio
    
    
23. valence
    In chemistry, the measure of an element's ability to combine with other elements, expressed as the number of atoms of hydrogen (or any other standard univalent element) capable of uniting with (or replacing) its atoms. The number of electrons in the outermost shell of the atom dictates the combining ability of an element. The elements are descr...
    Found on http://www.talktalk.co.uk/reference/ency
    
    
24. Valence
    pelmet
    Found on http://london.allinfo-about.com/features
    
    
25. Valence
    A signed integer describing the combining power of an atom as a real or hypothetical charge.
    Found on http://www.chemistry-dictionary.com/defi