Consider the electron configuration 1s22s22p63s23p63d84s2. Which of the following statements isTRUE?(A) There are 14 electrons on the third energy level.(B) This atom has 8 valence electrons.(C) There are 3 energy levels in the atom.(D) The next electron to be added will be in sublevel 3d. 11. Consider the electron configuration 1s?2s²2p63s²3p63d®4s?. Which of the following statements isTRUE?(A) There are 14 electrons on the third energy level.(B) This atom has 8 valence electrons.(C) There are 3 energy levels in the atom.(D) The next electron to be added will be in sublevel 3d.

The given electronic configuration: 1s22s22p63s23p63d84s2 The true statement about the given…

Answered: Consider the electron configuration…

Introductory Chemistry: A Foundation

9th Edition

ISBN:9781337399425

Author:Steven S. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Donald J. DeCoste

Chapter11: Modern Atomic Theory

Section: Chapter Questions

Problem 12ALQ

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Question

Consider the electron configuration 1s22s22p6
3s23p63d84s2. Which of the following statements is
TRUE?
(A) There are 14 electrons on the third energy level.
(B) This atom has 8 valence electrons.
(C) There are 3 energy levels in the atom.
(D) The next electron to be added will be in sublevel 3d.

11. Consider the electron configuration 1s?2s²2p63s²3p63d®4s?. Which of the following statements is
TRUE?
(A) There are 14 electrons on the third energy level.
(B) This atom has 8 valence electrons.
(C) There are 3 energy levels in the atom.
(D) The next electron to be added will be in sublevel 3d.

Expert Solution

Step 1

The given electronic configuration: 1s²2s²2p⁶3s²3p⁶3d⁸4s²

The true statement about the given configuration has to be identified here.

Total number of electrons =2+2+6+2+6 +8 +2=28 electrons

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