An ion has 18 electrons in the outermost shell, it is
Options
(a) Cu⁺
(b) Th⁴⁺
(c) Cs⁺
(d) K⁺
Correct Answer:
Cu⁺
Explanation:
Cu⁺ = 29 -1 electrons
Electronic configuration – 1s² 2s² 2p⁶ {3s² 3p⁶ 3d¹⁰}.
An ion has 18 electrons in the outermost shell, it is
(a) Cu⁺
(b) Th⁴⁺
(c) Cs⁺
(d) K⁺
Cu⁺
Cu⁺ = 29 -1 electrons
Electronic configuration – 1s² 2s² 2p⁶ {3s² 3p⁶ 3d¹⁰}.