Question

9.2. What happens to the Metallic and Non Metallic character of the elements in the mother
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perjódicflable as we move in a group and period? Why does it change in this way?
Ans. Main features of Modern Periodic Table are given below :
(1) The elements have been classified on the basis of atomic mass, according to Momo
which states that "The prontín
Period
TH.B.S.E. 201763​

Answer 1

Answer:

We will cover the periodic trends of the metallic and non-metallic character of. ... How does metallic character of elements vary on moving from i) ... The noble gases are a special group because of their lack of reactivity. ... The tendency to gain electrons increases on moving across a period due to an increase in the nuclear

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