How are the elements with variable valency named?
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The combining power or the combining capacity of an atom or an element is called its valency.
Valency of an element is decided by a number of outermost shell electrons. If an element exhibit more than one valence.
This is known as variable valency.
For example.
1) Iron (Fe) can show a valency of 2 and 3.
Valency of an element is decided by a number of outermost shell electrons. If an element exhibit more than one valence.
This is known as variable valency.
For example.
1) Iron (Fe) can show a valency of 2 and 3.
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