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Type: Multiple-Choice
Category: Periodic Table and Elements
Level: Grade 11
Score: 1
Author: radiance
Last Modified: 7 months ago

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Periodic Table and Elements Question

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Grade 11 Periodic Table and Elements

If the valence shell electronic structure of a neutral atom of an element is [math]ns^2 np^5[/math], the element will belong to the group of
  1. alkali metals.
  2. halogens.
  3. alkaline earth metals.
  4. actinoids.
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