Explanation:
Elements in same group show same valency because they have same number of electrons in ther outermost shell i.e. Valence shell. Since valency depends upon the valence electrons so they have same valency. Elements in the same group have same valancy.
<span>Thomas Jefferson and George Washington. They use the language of the Declaration of Independence in their arguments. They are each specifically addressed in different sections of the Bill of Rights.</span>
Islam in west and east europe. ISLam islam islam
Answer:
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Explanation:
