Sunday 12 August 2012


Energy Levels and Orbitals:?

What is the relationship between energy levels and orbitals?

Best Answer - Chosen by Voters

Energy levels can associated with the electron shells or the principal quantum numbers. The higher the number the higher the energy levels.

Each principal quantum number (n) can have a certain orbitals.

For n = 1, there is only one type of orbital namely s orbital
For n = 2, there are s orbitals and p orbitals where the p orbitals are of higher energy than s orbitals

For n = 3 -> s , p and d orbitals

and so on.

Although the rule says that the higher the principal quantum number the higher the energy level, there are a few exceptions. Example, 4s orbital is lower in energy than 3d orbital.....

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