Question

write two shortcomings of mandleev's periodic table​

Answer 1

Answer:

Two limitations of Mendeleev's periodic table are: *The position of the element hydrogen in the periodic table could not be ascertained. This is because hydrogen has the properties of both halogens and alkali. ... Elements are arranged in increasing order of atomic numbers.

Answer 2

Two limitations of Mendeleev's periodic table are: *The position of the element hydrogen in the periodic table could not be ascertained. This is because hydrogen has the properties of both halogens and alkali. ... Elements are arranged in increasing order of atomic numbers.