Chemistry
What is Pauli’s exclusion principle?
Pauli’s exclusion principle states that “No two electrons in an atom can have the same values for the 4 quantum numbers. That is in an…
Atomic Structure
Chemistry
The limitations of Bohr’s atomic model
Bohr’s theory of atomic model was quite successful in explaining the stability of the atom and the line spectrum of a hydrogen atom. The Bohr…
Chemistry
What is Aufbau’s principle?
Aufbau is a German word which means building up. Aufbau’s principle states that electron goes to different orbitals according to their increasing energy. Electrons first…
Chemistry
Rutherford’s Atomic Model
The main features of Rutherford’s Nuclear model of the atom are: i) In an atom, the entire mass and positive charge are concentrated in a…
Chemistry
The postulates of Dalton’s Atomic Theory
In an attempt on enliven the idea of Democritus, John Dalton; an English scientist produced his idea about the identity and properties of atoms and…
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