ChemistryMedium113×since 2002Q2200Consider the hypothetical situation where the azimuthal quantum number, lll, takes values 0, 1, 2, ....., n + 1, where n is the principal quantum number. Then, the element with atomic number :A13 has a half-filled valence subshellB9 is the first alkali metalC8 is the first noble gasD6 has a 2p-valence subshellCheck answerSkip