AP Chemistry
1.8 Valence Electrons and Ionic Compounds
1.5 Atomic Structure and Electron Configuration
A student analyzing a groundwater sample detects sulfide ions, \(\text{S}^{2-}\). The atomic number of sulfur is \(16\). Which choice gives the ground-state electron configuration of \(\text{S}^{2-}\) and the noble gas with which the ion is isoelectronic?
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