Question
Which of the following rules could explain the presence of three unpaired electrons in N-atom?(a) Hund's rule(b) Aufbau's principle(c) Heisenberg's uncertainty principle(d) Pauli's exclusion principle
Step 1
According to the Aufbau principle, these electrons fill the lowest energy levels first. The electron configuration of nitrogen is 1s² 2s² 2pÂł. Show more…
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Quantum numbers of an atom can be defined on the basis of (a) Aufbau's principle (b) Heisenberg's uncertainity principle (c) Hund's rule (d) Pauli's exclusion principle
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