Question

Write difference between groups and period in modern periodic table

Answer 1

Answer:

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

Explanation:

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Answer 2

Answer:

1. groups:groups are vertical columns in periodic table
2. there are total 18 groups in periodic table

periods:

1. periods are horizontal rows in periodic table
2. there are total 7 periods in periodic table