Q1ChemistryUnit 2: Atomic Structure
The probability of finding the electron in
-orbital is:
This question has multiple correct options
Chemistry · JEE
Important Questions: Shapes of s, p and d orbitals, electron spin and spin quantum number for JEE
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The most important Shapes of s, p and d orbitals, electron spin and spin quantum number questions for JEE cover conceptual traps, standard results, and numerical patterns from Shapes of s, p and d orbitals, electron spin and spin quantum number. Goodmarks provides 2+ high-yield MCQs with full solutions.
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Syllabus context
Part of Atomic Structure in JEE Main Chemistry.
- Nature of electromagnetic radiation, photoelectric effect, spectrum of the hydrogen atom
- Bohr model of a hydrogen atom: its postulates, derivation of the relations for the energy of the electron and radii of the different orbits, limitations of Bohr's model
- Dual nature of matter, de Broglie's relationship, Heisenberg uncertainty principle
- Elementary ideas of quantum mechanics, the quantum mechanical model of the atom and its important features
- Concept of atomic orbitals as one-electron wave functions, variation of Psi and Psi^2 with r for 1s and 2s orbitals
- Various quantum numbers (principal, angular momentum and magnetic quantum numbers) and their significance
- Shapes of s, p and d orbitals, electron spin and spin quantum number
- Rules for filling electrons in orbitals: Aufbau principle, Pauli's exclusion principle and Hund's rule
- Electronic configuration of elements and extra stability of half-filled and completely filled orbitals
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Q2ChemistryUnit 2: Atomic Structure
Which shape is associated with the orbital designated by
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Important questions test core concepts that appear frequently across JEE Main and Advanced papers — definitions, standard formulas, and classic problem types.
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Key areas include Shapes of s, p and d orbitals, electron spin and spin quantum number. Prioritise these before moving to edge cases.
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