Metallic character goes on decreasing while going from left to right in a period because the tendency of atoms of the elements to lose electrons (or gain electrons) changes in a period. As we move from left to right in a period, the nuclear charge increases due to a gradual increase in the number of protons.
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left to right
Metallic character goes on decreasing while going from left to right in a period because the tendency of atoms of the elements to lose electrons (or gain electrons) changes in a period. As we move from left to right in a period, the nuclear charge increases due to a gradual increase in the number of protons.