Question

what are the limitation of modern periodic table?

Answer 1

Hey friend nice question
since now some elements haven't been discovered till now. So we can't say modern periodic table is completed.
This is one of the limitations.
Hope this helps you.

Answer 2

what are the limitation of modern periodic table

• Uncertainty regarding the position of hydrogen whether it should be placed in IA group or VIIA group.
• Position of hydrogen: It could not assign a correct position to hydrogen in the table.
• The lanthanides and actinides are not placed in the main body of the table.
•  Position of isotopes: There are no separate positions for isotopes of an element.
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