Electron Configurations

Question 1 of 13

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Which element does this electron configuration depict?
1s2 2s2 2p6 3s2 3p6 4s2 3d7

Select one of the following:

  • Ca

  • Co

  • Fe

  • Cl

Question 2 of 13

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Which element does this electron configuration depict?
[Ar] 4s2 3d10 4p5

Select one of the following:

  • Br

  • Kr

  • I

  • Xe

Question 3 of 13

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Which element does this electron configuration depict?
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s1

Select one of the following:

  • Br

  • Kr

  • Rb

  • Xe

Question 4 of 13

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Which element does this electron configuration depict?
[Rn] 7s2 5f6

Select one of the following:

  • Nd

  • Pu

  • Rb

  • Xe

Question 5 of 13

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Which is the correct full electron configuration for P (phosphorous).

Select one of the following:

  • 1s2 2s2 2p3

  • 1s2 2s2 2p6 3s2 3p3

  • 1s2 2s2 2p8 3s2 3p3

  • 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p3

Question 6 of 13

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What is the correct full electron configuration for Ag (silver)

Select one of the following:

  • 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 4d10

  • 1s2 2s2 2p6 3s2 3p6 4s1 3d10

  • 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 4d12

  • 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d9

Question 7 of 13

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Which is the correct short cut electron configuration for Au (gold)

Select one of the following:

  • [Kr] 5s2 4d10 5p6 6s2 4f14 5d9

  • [Xe] 6s2 4f14 5d9

  • 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10

  • 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f10 5d10

Question 8 of 13

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Which is the correct short cut electron configuration for Pb (lead)

Select one of the following:

  • [Xe] 6s2 6d10 6p2

  • [Rn] 6s2 4f14 5d10 6p2

  • [Xe] 6s2 4f14 5d10 6p2

  • 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f14 5d10 6p2

Question 9 of 13

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Which rule says electrons must occupy lowest energy level first?

Select one of the following:

  • Aufbau Rule

  • Hund's Rule

  • Pauli Exclusion Principle

Question 10 of 13

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Which rule says electrons must have opposite spin when two electrons occupy one orbital?

Select one of the following:

  • Aufbau Rule

  • Hund's Rule

  • Pauli Exclusion Principle

Question 11 of 13

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Electrons will pair up in an orbital after all orbitals in the same sublevel have one electron.

Select one of the following:

  • Aufbau Principle

  • Hund's Rule

  • Pauli Exclusion Principle

Question 12 of 13

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How many unfilled orbitals are in a chlorine atom?

Select one of the following:

  • 1

  • 2

  • 3

  • 4

Question 13 of 13

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How many electrons are in the highest occupied principle energy level of gold (Au).

Select one of the following:

  • 2

  • 8

  • 10

  • 14

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Electron Configurations

F Kolias
Quiz by , created about 1 year ago

Electron configurations

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F Kolias
Created by F Kolias about 1 year ago
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