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Type: Multiple-Choice
Category: Periodic Table and Elements
Level: Grade 10
Author: MadamTess2020
Created: 3 years ago

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Periodic Table and Elements Question

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Grade 10 Periodic Table and Elements

Which of the following electrons configuration correctly represent an inert element?
  1. 1s2 2s2 2p4
  2. 1s2 2s 2p6 3s2
  3. 1s2 2s2 2p6 3s2 3p4
  4. 1s2 2s2 2p6 3s2 3p6