The arrangement of element in the modern periodic table is based on?

The arrangement of element in the modern periodic table is based on metalic and non metallic element

The arrangement of element in the modern periodic table is based on

in cartography, a contour line (often just called a "contour") joins points of equal elevation (height) above a given level, such as mean sea level. a contour map is a map illustrated with contour lines, for example a topographic map, which thus shows valleys and hills, and the steepness or gentleness of slopes.

explanation: