Question

general system of long form of periodic table​

Answer 1

Answer:

mm

Explanation:

The seven rows of the table, called periods, generally have metals on the left and nonmetals on the right. The columns, called groups, contain elements with similar chemical behaviours

Answer 2

Answer:

The structure of the table shows periodic trends. The seven rows of the table, called periods, generally have metals on the left and nonmetals on the right. The columns, called groups, contain elements with similar chemical behaviours.

Explanation:

HOPE IT WILL HELPFUL TO YOU.

PLEASE MARK AS BRAINLIST AND SUPPORT MY ANSWER...

THANKS