Question

Explain metallic-nonmetallic character of periodic table

Answer 1

The elements which have a tendency to gain electrons are known as non-metals. ... Hence, the non-metallic character increases across aperiod. As we move down the group, the non-metallic character decreases due to increase in the atomic size.

Answer 2

the metals lose one or more electrons.this character possessed by them is called metallic character. Non metals gain electrons . this character possessed by the non metals is called non metallic character.
metallic character decreases across a period and increases down the group