Question

Differentiate between the arrangement of elements in Mendeleev’s periodic table

and Modern periodic table.

Answer 1

Hope will help you.....
In the last point, in mendeleevs, the position is not justified, by mistake i have written justified** there are two images attached

Answer 2

Answer:

Mendeleev  Modern  

1.  ARRANGEMENT

He arranged elements according to their atomic masses. 1.ARRANGEMENT

In the modern periodic table , elements are achieved by their atomic no.s

2. LAW

The properties of elements are periodic functions of their atomic masses . 2. LAW

The properties of elements are periodic functions of their atomic no.s

3. HYDROGEN

The position of hydrogen was not fixed properly. 3. HYDROGEN

The position of hydrogen is fixed in this table .

Explanation:

THE UNDERLINED TEXTS ARE DISPLAYING PROPERTIES OF MODERN PERIODIC TABLE .