An ion has 18 electrons in the outermost shell, it is

An Ion Has 18 Electrons In The Outermost Shell It Chemistry Question

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}.

Related Questions:

  1. Among the following the least thermally stable is
  2. Carbylamine reaction is given by
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  4. When CHCl₃ is boiled with NaOH, it gives
  5. Which of the following is the least stable and its existence is doubtful

Question Type: Memory (964)
Difficulty Level: Easy (1008)
Topics: Structure of Atom (90)
Subject: Chemistry (2512)

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