Answered: Consider the element A, with atomic…

Consider the element A, with atomic number 34. The electronic configuration of A2- is: a. [Xe] b. [Kr] 5s2 c. 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 d. [Kr]

Living By Chemistry: First Edition Textbook

1st Edition

ISBN:9781559539418

Author:Angelica Stacy

Publisher:Angelica Stacy

ChapterU1: Alchemy: Matter, Atomic Structure, And Bonding

SectionU1.24: Shell Game: Electron Configurations

Problem 9E

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Question

Consider the element A, with atomic number 34. The electronic configuration of A^2- is:

	a.	[Xe]
	b.	[Kr] 5s²
	c.	1s² 2s² 2p⁶ 3s² 3p⁶ 4s²3d¹⁰4p⁶ 5s²
	d.	[Kr]

Definition Definition Number of protons in the nucleus of an atom. It uniquely identifies an element, as the number of protons determines the element's properties. The periodic table of elements is arranged based on increasing atomic numbers, allowing scientists to easily locate and study elements.

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