Which of the following best describes the most likely pathway for the K-ion to achieve a noble gas electron configuration.

Question

Which of the following best describes the most likely pathway for the K-ion to achieve a noble gas electron configuration. (A) lose two electrons. (B) gain two electrons (C) lose one electrons. (D) gain one electrons.

Tardigrade Admin · Accepted Answer

(K-/[Ne] 3 s2 3 p6 4 s2) overset- 2 e- arrow overset- 2 e- underset textNoble gase - textconfig. underbrace[Ne] 3 s2 3 p6

Q. Which of the following best describes the most likely pathway for the $K^{-} i o n$ to achieve a noble gas electron configuration.

lose two electrons.

gain two electrons

lose one electrons.

gain one electrons.

$\frac{K ^{-}}{[ N e ] 3 s ^{2} 3 p ^{6} 4 s ^{2}} \to - 2 e^{-} Noble gase^{-} config. [N e] 3 s^{2} 3 p^{6} - 2 e^{-}$

Q. Which of the following best describes the most likely pathway for the K−ion to achieve a noble gas electron configuration.