Question

what are the main reasons for the constructing Modern Periodic Table​

Answer 1

Answer:

The physical and chemical properties of the elements are periodic function if their atomic numbers.

Then the key factors for the designing of periodic table are,

   ⇒Periodicity in physical and chemical properties

   ⇒Atomic number

Hope It would Be helpful!!

Plz Mark As "Brainliest"

THANK YOU!!!!

Answer 2

Explanation:

to give perfect placement for the elements...

to avoid confusion about metals and non metals etc..

by modern periodic table we can identify some property like atomic size. ionisation etc..

hope it will help you