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Structure of the Atom — Science STD 9 — Question

CBSE BoardEnglish MediumSTD 9ScienceStructure of the Atom1 Mark
MCQ
Value representing the number of protons in an element:
  • A
    Atomic Number
  • B
    Valence Electrons
  • C
    Mass Number
  • D
    A and B
✓

Answer

  1. Atomic Number

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