In the periodic table, with the increase in atomic number the metallic nature of elements

Options

A. decrease in a period and increases in a group
B. increases in a period and decreases in a group
C. increase in a period as well as in the group
D. decreases both in a period and a group

Answer

A

Explanation

In periodic table, the metallic character increases down the group because the ionisation enthalpy decreases down the group and metallic character decreases from left to right because the ionisation enthalpy increases from left to right.