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Type: Multiple-Choice
Category: Periodic Table and Elements
Level: Grade 10
Author: jdb1400
Last Modified: 7 months ago

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Periodic Table and Elements Question

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Grade 10 Periodic Table and Elements

Which of these are noble gases?
  1. He, F, Kr, Ar
  2. Ar, Br, Xe, Rn
  3. Br, F, Ca, He
  4. He, Ar, Ne, Xe
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