Question

4
Modern Periodic hawe is based upon.​

Answer 1

Answer:

The modern table is based on Mendeleev's table, except the modern table arranges the elements by increasing atomic number instead of atomic mass. Atomic number is the number of protons in an atom, and this number is unique for each elemen

Explanation:

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Answer 2

Answer:

Modern periodic Law based on atomic number can be stated as" properties of the elements are periodic function of their atomic number." That is , in the Modern Periodic Table, the elements are arranged in the order of their increasing atomic numbers.