A neutral atom possesses an atomic number of 15 and an atomic mass of 31.Three electrons are gained. What is th result of this conversion?

A. A positively charged ion
B. A new isomer of the element
C. A new isotope of the element
D. A negatively charged ion

Respuesta :

D. A negatively charged ion 
I believe the correct answer from the choices listed above is option D. A neutral atom possesses an atomic number of 15 and an atomic mass of 31.Three electrons are gained. This conversion results to a negatively charged ion.