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Q: According to the modern Periodic Law, the properties of elements are periodic functions of their

  • 1
    volency
  • 2
    atomic mass
  • 3
    number of neutrons
  • 4
    atomic number
  • Show Answer
  • Workspace

Answer : 4. "atomic number"
Explanation :

Answer: D) atomic number Explanation: Atomic number is the serial number of an element in the periodic classification of elements. It gives the number of protons and also the number of electrons in an atom.

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