# Problem: How many protons, neutrons and electrons are there in the anion  31P3–?A. 15 protons, 16 neutrons, 12 electronsB. 16 protons, 15 neutrons, 18 electronsC. 15 protons, 16 neutrons, 18 electronsD. 12 protons, 19 neutrons, 15 electronsE. 15 protons, 16 neutrons, 15 electrons

###### FREE Expert Solution
93% (125 ratings)
###### FREE Expert Solution

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:

93% (125 ratings)
###### Problem Details

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

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Subatomic Particles concept. You can view video lessons to learn Subatomic Particles. Or if you need more Subatomic Particles practice, you can also practice Subatomic Particles practice problems.

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Based on our data, we think this problem is relevant for Professor Del Negro's class at NCSU.