In which of the following sets do all species have the same number of electrons? A) Cl^-, Ar, Ca²⁺ B) C, N^3-, O^2- C) K⁺, Rb⁺, Cs⁺ D) Br, Br^-, Br⁺

Name: In which of the following sets do all species have the same number of electrons? A) Cl - , Ar, Ca 2+ B) C, N 3- , O 2- C) K + , Rb + , Cs + D) Br, Br - , Br +
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Question

Quizplus · Accepted Answer

Cl^-, Ar, and Ca²⁺ all have 18 electrons. Cl^- gains an electron to have 18, Ar naturally has 18, and Ca²⁺ loses two electrons to have 18.

In Which of the Following Sets Do All Species Have