Question

Principal quantum number of an atom represents (a) Size of the orbital (b) Spin angular momentum (c) Orbital angular momentum (d) Space orientation of the orbital

Answer 1

Answer:

(a) Size of the orbital

Explanation:

Principal quantum no represent number of shells.

Denoted by n.

Answer 2

(a) Size of the orbital.

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Additional information :-

♠ Principal Quantum Number represents size of the orbital.

♠ Angular Momentum Quantum Number represents shape of the orbital.

♠ Spin Quantum Number represents the spin of the electron.

♠ Magnetic Quantum Number represents the position of the orbital.