Question

what happens when we move down the group and across the group in modern periodic table?

Answer 1

***when we move down the group....
1) atomic size radius increases
2)metallic character increases
3) ionisation potential decreases
4)non- metallic character decreases

** when we move across the group...
1)atomic size or radius decreases.
2)metallic character decreases
3)ionisation potential increases
4)non -mettalic character increases

These are some useful trends in modern periodic table...

Answer 2

Explanation:

atomic size increases