Question

Write the principle of modern periodic table. ​

Answer 1

Answer:

The modern Periodic law can be stated as: “The physical and chemical properties of the elements are periodic functions of their atomic numbers”. The atomic number is equal to the number of electrons or protons in a neutral atom.The mordern periodic table arranges the elements on the basis of their increasing atomic number instead of atomic mass.

Explanation:

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Answer 2

Answer:

modern periodic means the physical and chemical properties of elements are periodic function to their atomic numbers