Among the following statements the one that is not true about Mendeleev's Periodic Table is:
Some elements in the same group differ in their properties
Elements of group 7 and 8 were arranged on the basis of equivalent weights
The position of hydrogen was not justified
Elements were arranged on the basis of atomic weights
Elements of group 7 and 8 were arranged on the basis of equivalent weights
In Mendeleev's periodic table, elements were arranged on the basis of atomic weights.