Question

In morden periodic table what is the difference between group and period ​

Answer 1

Groups and periods are two ways of categorizing elements on the periodic table. Periods are horizontal rows (across) the periodic table, while groups are vertical columns (down) the table. Atomic number increases both as you move down a group or across a period.

Answer 2

Explanation:

Vertical columns are called groups

Horizontal rows are called periods.There are 18 groups and 7 periods

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