Which of the following would be a negative ion with a single charge?
A)an atom with 11 protons and 12 electrons
B)an atom with 11 protons and 11 electrons
C)an atom with 12 protons and 11 electrons
D)an atom with 10 protons and 12 electrons
E)none of the above

Question

Quizplus · Accepted Answer

An atom becomes a negative ion when it gains extra electrons compared to protons. In option A, the atom has one more electron (12) than protons (11), making it a negative ion with a single charge.

Which of the Following Would Be a Negative Ion with a Single