Question

horizonts rows in periodic table is called groups true or false​

Answer 1

The vertical columns have elements having similar chemical behaviours. The horizontal rows are called period and the vertical columns are called groups. ... So, the statement was given to us- The horizontal rows in a periodic table are called groups is incorrect. Therefore, the correct answer is option [B] False.

Answer 2

Answer:

group (also known as a family) is a column of elements in the periodic table of the chemical elements. There are 18 numbered groups in the periodic table; the f-block columns (between groups 2 and 3) are not numbered.