Question

Why is it called Aufbau principle?

Answer 1

Answer:

The aufbau principle in the new quantum theory

The principle takes its name from German, Aufbauprinzip, "building-up principle", rather than being named for a scientist. ... This was an early application of quantum mechanics to the properties of electrons and explained chemical properties in physical terms.

Answer 2

Answer:

The aufbau principle in the new quantum theory

The principle takes its name from German, Aufbauprinzip, "building-up principle", rather than being named for a scientist. ... This was an early application of quantum mechanics to the properties of electrons and explained chemical properties in physical terms.