How to find the valency of elements with atomic number more than 50?
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Valency is the combining capacity of an element. For metals, it is equal to the number of electrons in the outermost shell of their atoms, and for nonmetals it is eight minus the number of electrons in the outermost shell. Elements lose or add electrons only to become more stable.
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Explanation:
Valency is the combining capacity of an element. For metals, it is equal to the number of electrons in the outermost shell of their atoms, and for nonmetals it is eight minus the number of electrons in the outermost shell. Elements lose or add electrons only to become more stable.
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