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Give scientific reasons : Metallic ch...

Give scientific reasons :
Metallic character goes on decreassing while going from left to right in a period

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While going from left to right in a period, electrons are added to the same outermost shell. At the same time, protons get added in the nucleus increasing the nuclear charge.
ii. As a result, it becomes difficult to remove a valence electron from the atom.
Hence, metallic character goes on decreasing whil going from left to right in a period.
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