Question

1. The metallic property of elements decreases along the period in the modern
periodic table. Why?​

Answer 1

Answer:

> When we move across a period from right to left in the periodic table, the metallic character of elements decreases. This happens because atoms of elements across a period from right to left accept electrons more readily to fill their valence shell.

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Answer 2

Answer:

This is due to nuclear charge.

Explanation:

Outer electrons experience a effective nuclear charge.

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