ChemistryNEET 2020Electronic configuration, Aufbau, Pauli, Hund

Structure of Atom

The number of protons, neutrons and electrons in $_{71}^{175} Lu$ , respectively, are:

A.71, 104 and 71✓
B.104, 71 and 71
C.71, 71 and 104
D.175, 104 and 71

You have the answer. The worked solution — and why the other three were written — is part of a paid pack.

More from this chapter in past papers

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From Chemistry › Structure of Atom › Electronic configuration, Aufbau, Pauli, Hund — lectures, notes and every past question on it.

Last revised 7 Sept 2026. Found a mistake? Tell us — corrections are the fastest thing we act on.

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