Question

Give alongside is a part of the periodic table :
As we move horizontally from left to right:

Li	Be		B	C	N	O	F
Na	Mg		Al	Si	P	S	Cl

(i) What happens to the metallic character of the elements?
(ii) What happens to the atomic size?

Answer 1

(i) The metallic property of elements decreases as we move horizontally from left to right.

(ii) The atomic size of  elements decreases as we move horizontally from left to right.