The number of electrons, protons and neutrons in 31P3- ion is respectively ……………
A. 15, 15, 16
B. 15, 16, 15
C. 18, 15, 16
D. 15, 16, 18
Answer:C
The number of electrons, protons and neutrons in 31P3- ion is respectively ……………
A. 15, 15, 16 B. 15, 16, 15 C. 18, 15, 16 D. 15, 16, 18