Question

Deffects of modern periodic table

Answer 1

Answer:

Position of hydrogen still dicey. It is not fixed till now.

Position of lanthanides and actinides has not been given inside the main body of periodic. table.

It does not reflect the exact distribution of electrons of some of transition and inner transition.

Answer 2

Answer:

Position of hydrogen still dicey. It is not fixed till now.

Position of lanthanides and actinides has not been given inside the main body of periodic. ...

3.It does not reflect the exact distribution of electrons of some of transition and inner transition.