Quadrivalence definitions

Quadrivalence

• (n.) The quality or state of being quadrivalent; tetravalence.
Found on http://thinkexist.com/dictionary/meaning/quadrivalence/

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Quadrivalence

Quad·riv'a·lence noun (Chemistry) The quality or state of being quadrivalent; tetravalence.
Found on http://www.encyclo.co.uk/webster/Q/2

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