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what is the difference between valency and ions ?....
Ions- These are charged species formed by the gain or loss of electrons by atoms.Example:Na+, Cl-Valency- It is the combining capacity of an atom.It is equal to the number of valence bonds an atom can form with other atoms.Example:the valency of Cu in CuCl2is 2, since it has formed two valence bonds with 2 chlorine atoms.
Ions- These are charged species formed by the gain or loss of electrons by atoms.Example:Na+, Cl-
Valency- It is the combining capacity of an atom.It is equal to the number of valence bonds an atom can form with other atoms.Example:the valency of Cu in CuCl2is 2, since it has formed two valence bonds with 2 chlorine atoms.
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