Look up: amphoteric


  1. Amphoteric
    A compound which has the capacity of behaving either as an acid or base. An amphoteric surface active compound is capable of anionic or cationic behaviour depending on whether it is in an acidic or basic system.
    Found op http://www.encyclo.co.uk/visitor-contributions.php

  2. amphoteric
    [adj] - (chemistry) having characteristics of both an acid and a base and capable of reacting as either
    Found op http://www.webdictionary.co.uk/definition.php?query=amphoteric

  3. amphoteric
    A chemical species that behaves both as an acid and as a base is called amphoteric. This property depends upon the medium in which the species is investigated: H2SO4 is an acid when studied in water, but becomes amphoteric in superacids.
    Found op http://www.chem.qmul.ac.uk/iupac/gtpoc/A.html

  4. amphoteric
    ampholyte. A substance that can act as either an acid or a base in a reaction. For example, aluminum hydroxide can neutralize mineral acids ( Al(OH)3 + 3 HCl = AlCl3 + 3 H2O ) or strong bases ( Al(OH)3 + 3 NaOH = Na3AlO3 + 3 H2
    Found op http://antoine.frostburg.edu/chem/senese/101/glossary/a.shtml

  5. amphoteric
    A term applied to oxides and hydroxides which can act basic toward strong acids and acidic toward strong alkalis. Substances which can dissociate electrolytically to produce hydrogen or hydroxyl ions according to conditions.
    Found op http://www.encyclo.co.uk/local/20742

  6. amphoteric
    A compound that can behave as both an acid and a base
    Found op http://www.encyclo.co.uk/visitor-contributions.php

  7. amphoteric
    Having both acidic and basic characteristics. This is true of proteins since they have both acidic and basic side groups (the charges of which balance at the isoelectric point).
    Found op http://www.encyclo.co.uk/visitor-contributions.php

  8. Amphoteric
    Am`pho·ter'ic adjective [ Greek ... both.] Partly one and partly the other; neither acid nor alkaline; neutral. [ R.] Smart.
    Found op http://www.encyclo.co.uk/webster/A/73

  9. amphoteric
    <biochemistry, chemistry> Having both acidic and basic characteristics. This is true of proteins since they have both acidic and basic side groups (the charges of which balance at the isoelectric point). ... (05 Feb 1998) ...
    Found op http://www.mondofacto.com/facts/dictionary?amphoteric



  1. amphoteric
    amphiprotic adjective having characteristics of both an acid and a base and capable of reacting as either
    Found op http://wordnetweb.princeton.edu/perl/webwn?s=amphoteric

  2. amphoteric
    (am-fә-ter´ik) capable of acting as both an acid and a base; capable of neutralizing either bases or acids.
    Found op http://www.encyclo.co.uk/local/21001

  3. Amphoteric
    • (a.) Partly one and partly the other; neither acid nor alkaline; neutral.
    Found op http://thinkexist.com/dictionary/meaning/amphoteric/

  4. amphoteric
    amphoteric Having divergent or even opposite properties; such as, the capacity of reacting in the presence of either acids or bases, or of behaving as either an acid or a base.
    Found op http://www.wordinfo.info/words/index/info/view_unit/110/7

  5. amphoteric
    A term applied to oxides and hydroxides which can act basic toward strong acids and acidic toward strong alkalis. Substances which can dissociate electrolytically to produce hydrogen or hydroxyl ions according to conditions
    Found op http://www.encyclo.co.uk/local/21115

  6. amphoteric
    • A compound that can behave both as an acid and as a base. For example, with strong acids aluminum hydroxide acts as a base, Al(OH)3, forming aluminum salts. With strong bases it behaves as an acid, H3AlO3, forming salts cont...
    Found op http://www.daviddarling.info/encyclopedia/A/amphoteric.html

  7. amphoteric
    Type: Term Pronunciation: am′fō-tār′ik Definitions: 1. Having two opposite characteristics, especially having the capacity of reacting as either an acid or a base; Al(OH)3 Ξ H3AlO3 or an amino acid.
    Found op http://www.medilexicon.com/medicaldictionary.php?t=3003

  8. amphoteric
    (am-fo-ter;ik) Having both acidic and basic characteristics; used to denote a molecule that can be positively or negatively charged, depending on the pH of its environment.
    Found op http://www.mhhe.com/biosci/abio/glossary.mhtml

  9. amphoteric
    (am-fo-ter;ik) Having both acidic and basic characteristics; used to denote a molecule that can be positively or negatively charged, depending on the pH of its environment.
    Found op http://www.mhhe.com/biosci/abio/glossary.mhtml

  10. amphoteric
    1) Amphiprotic
    Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/amphoteric/1

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