Question

How are the limitations of mendeleev's periodic table addressed by modern periodic table

Answer 1

Answer:

a. wrong position of some elements

for eg- nickle was placed after cobalt

with modern periodic table it get correct

b. position of isotopes are shown in modern periodic table but not in mandleev's

c. fixed position of hydrogen in modern periodic table but not in mandleevs periodic table

HERE IS YOUR ANSWER

Answer 2

Let us look at the answer:

Explanation:

The Mendeleev's periodic table was based on the atomic masses while Modern periodic table is based on the atomic number.

By this way some elements with higher atomic weights preceded by the elements of lower atomic weights were corrected.

The elements of group 8-10 consisting of 9 elements with magnetic properties were arranged in right manner.