Question

1
In the following table, the position of six elements A, B, C, D, E and Fare
given as they are in the modern periodic table as follows:
Group-
Period
3 to 12
14
A
D
3
On the basis of above table, answer the following questions:
(i) Name the non-metal with the valency of 3.
Kii) Out of B and C, whose atomic size is bigger and why?
(iii) Write the common name for the family to which the elements D and
F belongs to​

Answer 1

Explanation:

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