what is the valency of the group V of the modern periodic table what is the reason for the fact that reactivity of group V element decrease when we go down
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Metal reactivity increases down a group because as nuclear shielding increases and the nucleus' hold on the valence electron weakens, therefore it is easier to remove valence electrons.
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Metal reactivity increases down a group because as nuclear shielding increases and the nucleus' hold on the valence electron weakens, therefore it is easier to remove valence electrons.
Explanation:
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