Question

hello guys...... can some answers me ........ demerits of mendeleev periodic table​

Answer 1

Answer:

Demerits of Mendeleev Periodic Table

He was unable to locate hydrogen in the periodic table.

Increase in atomic mass was not regular while moving from one element to another. ...

Later on, isotopes of elements were found which violated Mendeleev's periodic law.

Answer 2

Hii mate ur answer

Explanation:

Mendeleev period table

Demerits ------

• position of hydrogen
• Anomalous pairs of elements
• position of isotopes could not be explain
• Element with identical properties placed in different group
• Element with different properties placed in the same group
• electronic configuration

I hope that it will help you