Definition of valence

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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 has a valence of one; the atoms of oxygen, nitrogen, and carbon are respectively dyads, triads, and tetrads, and have a valence respectively of two, three, and four..

Lern More About Valence

Valence :: 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 has a valence of one; the atoms of oxygen, nitrogen, and carbon are respectively dyads, triads, and tetrads, and have a valence respectively of two, three, and four..
Multivalent :: Multivalent (a.) Having more than one degree of valence, as sulphur..
Dyad :: Dyad (a.) Having a valence or combining power of two; capable of being substituted for, combined with, or replaced by, two atoms of hydrogen; as, oxygen and calcium are dyad elements. See Valence..
Plumbic :: Plumbic (a.) Of, pertaining to, resembling, or containing, lead; -- used specifically to designate those compounds in which it has a higher valence as contrasted with plumbous compounds; as, plumbic oxide..
Pentad :: Pentad (n.) Any element, atom, or radical, having a valence of five, or which can be combined with, substituted for, or compared with, five atoms of hydrogen or other monad; as, nitrogen is a pentad in the ammonium compounds..
Valency :: Valency (n.) See Valence.
Iridic :: Iridic (a.) Of or pertaining to iridium; -- said specifically of those compounds in which iridium has a relatively high valence.
Ferric :: Ferric (a.) Pertaining to, derived from, or containing iron. Specifically (Chem.), denoting those compounds in which iron has a higher valence than in the ferrous compounds; as, ferric oxide; ferric acid..
Prepollency :: Prepollency (n.) The quality or state of being prepollent; superiority of power; predominance; prevalence.
Pentad :: Pentad (a.) Having the valence of a pentad.
Prevalency :: Prevalency (n.) See Prevalence.
Hypochlorous :: Hypochlorous (a.) Pertaining to, or derived from, chlorine having a valence lower than in chlorous compounds..
Phosphorous :: Phosphorous (a.) Of or pertaining to phosphorus; resembling or containing phosphorus; specifically, designating those compounds in which phosphorus has a lower valence as contrasted with phosphoric compounds; as, phosphorous acid, H3PO3..
Molybdic :: Molybdic (a.) Of, pertaining to, or containing, molybdenum; specif., designating those compounds in which the element has a higher valence, as contrasted with molybdous compounds; as, molybdic oxide..
Predominance :: Predominance (n.) The quality or state of being predominant; superiority; ascendency; prevalence; predomination.
Selenic :: Selenic (a.) Of or pertaining to selenium; derived from, or containing, selenium; specifically, designating those compounds in which the element has a higher valence as contrasted with selenious compounds..
Uranic :: Uranic (a.) Pertaining to, resembling, or containing uranium; specifically, designating those compounds in which uranium has a valence relatively higher than in uranous compounds..
Quantivalence :: Quantivalence (n.) Valence.
Bismuthic :: Bismuthic (a.) Of or pertaining to bismuth; containing bismuth, when this element has its higher valence; as, bismuthic oxide..
Vanadic :: Vanadic (a.) Pertaining to, or obtained from, vanadium; containing vanadium; specifically distinguished those compounds in which vanadium has a relatively higher valence as contrasted with the vanadious compounds; as, vanadic oxide..
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