Question

give five difference between Mendeleev periodic table and Modern Periodic Table

Answer 1

1. Mendeleev's periodic table is based on atomic mass while,
= Modern periodic table is based on atomic number

2 .Mendaleev's periodic table contains about 66 elements whereas,
= Modern periodic table contains about 112 elements

3. In Mendeleev's periodic table there were gaps for undiscovered elements but ,
Modern periodic table maintains uniformity

Answer 2

I've given as an image
Hope this Helps !!!