Question

classification of element based on chemical properties​

Answer 1

1. Atomic number. the atomic number indicated the number of protons within the core of an atom.

2. atomic mass the name indicated the mass of an atom, expressed in atomic mass units.

3. electronegativity according to Pauling

4. Denisty

5. melting point

6. Bolling point

7. vanderwaals radius

8. lonic radius.

Answer 2

Answer:

that the atomic number is a more fundamental property of an element than its atomic mass. Mendeleev's Periodic Law was, therefore, accordingly modified. This is known as the Modern Periodic Law and can be stated as : The physical and chemical properties of the elements are periodic functions of their atomic numbers.

Step-by-step explanation:

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