PRINCIPAL QUANTUM NUMBER : WHAT DOES IT DESCRIBE OR DESIGNATE

This video explains all about Principal Quantum Number
This video gives answer to the following questions:

1) What Is Principal Quantum Number and How It Is Denoted

2) Who discovered Principal Quantum Number

3) What Does Principal Quantum Number Describes

(a) Main energy level, shell in which the electron in an atom is present

(b) Energy associated with a particular shell

(c) Energy of an electron wave (Schrodinger wave equation)

(d) Determines the energy of electron in Hydrogen or
Hydrogen like species ( He+, Li2+)

(e) Size of an Orbital (Cloud Size)

(f) Electron density

(g) Nodes

(h) Values Of Principal Quantum Number


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