Q1ChemistryUnit 2: Atomic Structure
Electronic configuration has violated :
仙 倪
Chemistry · JEE
Important Questions: Rules for filling electrons in orbitals: Aufbau principle, Pauli's exclusion principle and Hund's rule for JEE
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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
Hydrogen has:
This question has multiple correct options
Q3ChemistryUnit 2: Atomic Structure
The distribution of electrons in various
shells of an atom is given by
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