Science, asked by sunil5soge, 2 months ago

Answer the following questions in brief

Discuss the modern periodic table based on the following features.

Periods, groups, gradation in properties.​

Answers

Answered by anurag21286
1

Answer:

Features of Modern Periodic Table. There are eighteen vertical columns known as groups in the modern periodic table which are arranged from left to right and seven horizontal rows which are known as periods. The elements of this group form salts. They are noble gases and under normal conditions they are inert.

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