Question

how does the metallic character changes in periods and group​

Answer 1

Answer:

Metallic Character increases in Group and Decreases in Period. Across a period the atomic size decreases from left to right so the force of attraction between the nucleus and electron increases. hence the elements across a period cannot lose electrons easily. ... So metallic character increases in a group.

Explanation:

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Answer 2

Answer:

when the valency is increasing