FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -The vertical columns on the periodic table are called groups or families because of their similar chemical behavior. All the members of a family of elements have the same number of valence electrons and similar chemical properties.

Detailed explanation-2: -Solution : Vertical columns are known as Groups while horizontal rows are called Periods in the Modern Periodic Table. Metallic character of the elements increases down the group whereas atomic size or atomic radius decreases along a period.

Detailed explanation-3: -A row in a table or spreadsheet is a horizontal line of data, whereas a column in a chart, table, or spreadsheet is a vertical line of cells. Rows run from left to right, whereas columns run from top to bottom.

Detailed explanation-4: -The horizontal rows are known as periods and vertical columns in the periodic table are known as groups.