🛠️ JEE🧪 Chemistry

The maximum number of orbitals which can be identified with \(\mathrm{n}=4\) and \({m}_{l}=0\) is _______

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The maximum number of orbitals which can be identified with \(\mathrm{n}=4\) and \({m}_{l}=0\) is _______

a

1

b

2

c

3

d

4

✓ Correct answer: d)

4

Explanation

For n = 4, the possible values of azimuthal quantum number l are 0, 1, 2, and 3. For each value of l, the magnetic quantum number mₗ can have values from −l to +l. Since mₗ = 0 is possible for every value of l, one orbital is obtained from each l value. Therefore, the total number of orbitals corresponding to n = 4 and mₗ = 0 is 4. Hence, the correct answer is Option D (4).

4s- 1 orbital

4p- 1 orbital

4d- 1 orbital

4f- 1 orbital

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