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2. structure of atom — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistry2. structure of atom1 Mark
MCQ
Principal quantum number of an atom represents
  • ✓
    Size of the orbital
  • B
    Spin angular momentum
  • C
    Orbital angular momentum
  • D
    Space orientation of the orbital
✓

Answer

Correct option: A.
Size of the orbital
a
(a) Principal quantum no. tells about the size of the orbital.

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