The Cl ⁻ ion contains _____ protons and _____ electrons. A) 17; 17 B) 17; 18 C) 18; 16 D) 18; 18 E) 16; 17

Question

Quizplus · Accepted Answer

The atomic number of chlorine is 17, which means there are 17 protons in the nucleus. The ion, Cl ⁻, has one additional electron compared to the neutral chlorine atom, so it has 18 electrons. Therefore, the correct answer is B, which states that the ion contains 17 protons and 18 electrons.

The Cl − Ion Contains _____ Protons and _____

The Cl ⁻ Ion Contains _ Protons and _