Principal quantum number of an atom represents

Size of the orbital

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Spin angular momentum

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Orbital angular momentum

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Space orientation of the orbital

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Solution

The correct option is A
Size of the orbital

Principal quantum no. tells about the size of the orbital.

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Similar questions

Question 21

Which of the following statements concerning the quantum numbers are correct ?

(a) The angular momentum quantum number determines the three-dimensional shape of the orbital

(b) The principal quantum number determines the orientation and energy of the orbital

(d). Spin quantum number of an electron determines the orientation of the spin of electron relative to the chosen axis.

\sqrt{3} \frac{h}{π}

l = 7

= \frac{n . h}{2 π}

S_{2}

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