We’re being asked to determine number of protons, electrons, and neutrons in the anion 31P3–. Recall that the symbol for an element or ion is as follows:
How many protons, neutrons and electrons are there in the anion 31P3–?
A. 15 protons, 16 neutrons, 12 electrons
B. 16 protons, 15 neutrons, 18 electrons
C. 15 protons, 16 neutrons, 18 electrons
D. 12 protons, 19 neutrons, 15 electrons
E. 15 protons, 16 neutrons, 15 electrons
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Based on our data, we think this problem is relevant for Professor Del Negro's class at NCSU.