camrynholden11 camrynholden11

10-06-2022
Chemistry

contestada

How many electrons are in the ion, P3-?
A
18
B
28
C
12
D
34

Respuesta :

Medunno13 Medunno13

23-06-2022

Answer: 18

Explanation:

The atomic number of P is 15, and the charge of -3 indicates that it has 3 more electrons than protons.

There are 15 protons (since atomic number = number of protons), so there are 15 + 3 = 18 electrons.

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