
Valency
Atom Interaction
Valency explains how atoms connect, affecting the molecule's properties.

Oxygen's valency of two allows it to form water with hydrogen.
Bond Strength
Higher valency can indicate stronger bonds in forming stable molecules.

Carbon has a valency of four, making it a versatile building block in organic chemistry.
Valency Change
Valency can vary with the type of chemical reaction or compound formation.

The valency of iron changes in different oxidation states, affecting its reactivity.
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