Question

Question 3.3 What is the basic difference in approach between the Mendeleevâs Periodic Law and the Modern Periodic Law? Class XI Classification of Elements and Periodicity in Properties Page 92

Answer 1

H€YA!!
---------

------------------------------------------------------------------------------------------------------

◀The Basic Difference between Mendeleev's periodic Law and the Modern periodic Law is that Mendeleev classified the Elements according to :- Increasing Atomic Masses where as Moosley in his Modern periodic Law classified the Elements according to increasing Atomic Number .


⭐◻Atomic Number was a better Choice of Classification as Atomic Number is Fixed for an element. Also it is easiest to remember than Atomic Mass .


---------------------------------------------------☺---------------------------------------------------