Question

what are the limitations of mendeleef periodic table?​

Answer 1

Answer:

• He was not able to arrange elements properly in order of convinience he violated his own rule somewhere he placed heaviour mass elements before lowest.
• position of hydrogen.

Answer 2

Answer:

Limitations of Mendeleef periodic table:

1)He could not arrange the position of Hydrogen, as it had many same characteristics as alkali metals and the halogens.

2) He arranged the elements in order of atomic mass, which made it in improper arrangement of atomic size and number.