The basis for the classification of elements in the modern periodic table is

(i) State the basis of classification of elements in the modern periodic table ? (ii) How does the metallic character of element vary as we go down the group.

What is the basis of classification of elements in the periodic table?

The number of which of the following atomic particles plays a major role in classification of elements in the Modern Periodic Table?

Observe the following elements in the modern periodic table?

Group I elements in the Modern Periodic Table are known as