Question

Discuss the construction of long form periodic table. ​

Answer 1

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Discuss the construction of the long of the periodic table. Modern periodic law: The Physical and chemical Properties of the elements are the periodic functions of their Electronic Configurations. i) The modern periodic table has eighteen vertical columns known as groups and seven horizontal rows known as periods.

Explanation:

Answer 2

Answer:

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Explanation:

Discuss the construction of the long form of the periodic table. ... i) The modern periodic table has eighteen vertical columns known as groups and seven horizontal rows known as periods. ii) Elements are arranged in the order of increasing atomic numbers in periods.