valency conjecture

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The valency conjecture is an alternative conception that in an ionic compound each ion can only be (e.g., that Na+ can only be bonded to one other ion).

This is part of the very common 'molecular' alternative conceptual framework for ionic bonding.

Read about the molecular framework for ionic bonding

Read about the valency conjecture

 

[Please be aware that a word may have different nuances, or even a different meaning, according to context.]« Back to Index

Author: Keith

Former school and college science teacher, teacher educator, research supervisor, and research methods lecturer. Emeritus Professor of Science Education at the University of Cambridge.