In the modern periodic table, while moving from top to bottom and from left to right in a group, the following properties...

In the periodic table from left to right in a period, the atomic volume

In a period of the periodic table as we move from left to right usually

In the second period of periodic table, the ionisation potential of elements increases from left to right because of

Write the number of periods and groups in the Modern Periodic Table. How does the metallic character of elements vary on moving from left to right in a period, and