Chemistry-Orbitals

NEET Chemistry Orbitals MCQ Question

Type: MCQ-conceptual-Medium-Class 11

Which of the following statements about orbitals and quantum numbers is correct?

A

The value of m_l can be derived from the principal quantum number n.

B

For p orbitals, there are three possible orientations corresponding to m_l values of -1, 0, and +1.

C

The shape and energy of all orbitals within the same subshell are identical.

D

The maximum number of electrons in an s orbital is four.

Correct Answer

Option B

Detailed Explanation

Statement B is correct as it notes the three orientations of p orbitals corresponding to m_l values of -1, 0, and +1. Statement A is incorrect because m_l values depend on l, not n. Statement C is incorrect because orbitals differ in orientation but not in shape or energy within the same subshell. Statement D is incorrect as an s orbital can hold a maximum of 2 electrons.

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