Question

define mordern period law.discuss the construction of the long form of periodic table​

Answer 1

Answer:

Explanation:

• The modern periodic law states that the properties of the elements are a periodic function of their atomic numbers. As the properties of the elements are dependent upon the atomic number we can say that these are dependent upon the electronic configuration of the elements.

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.

Answer 2

The modern periodic law states that the properties of the elements are a periodic function of their atomic numbers. As the properties of the elements are dependent upon the atomic number we can say that these are dependent upon the electronic configuration of the elements.

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.