" 7] What are the demerits of mendelev's periodic table? "

What are the demerits of Mendeleev's periodic table?

Mendeleev arranged the elements in the order of increasing atomic weights. a) Write down the merits of Mendeleevis periodic table. b) What are the demerits of Mendeleev's periodic table?

What are the limitations of Mendeleev's periodic table?

What are the limitations of Mendeleev's periodic table?

What are the limitations of mendeleeff's periodic table ?

What were the main demerits of Mendeleev's periodic table? (i)Hydrogen has been places in group I though it resembles to group VII as well (ii)Position of some elements was not justified (iii)Isotopes were not given separate places. (iv)Lanthanides and actinides were not included in the table.

What are the demerits of Werner's theory?