fördelning av elektroner 20 första grundämnen

The exercise was created 2019-09-15 by Elytroid. Question count: 20.

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Select questions (20)

Normally, all words in an exercise is used when performing the test and playing the games. You can choose to include only a subset of the words. This setting affects both the regular test, the games, and the printable tests.

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  • väte 1
  • helium 2
  • litium 2-1
  • beryllium 2-2
  • bor 2-3
  • kol 2-4
  • kväve 2-5
  • syre 2-6
  • fluor 2-7
  • neon 2-8
  • natrium 2-8-1
  • magnesium 2-8-2
  • aluminium 2-8-3
  • kisel 2-8-4
  • fosfor 2-8-5
  • svavel 2-8-6
  • klor 2-8-7
  • argon 2-8-8
  • kalium 2-8-8-1
  • kalcium 2-8-8-2

All None

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https://spellic.com/eng/exercise/fordelning-av-elektroner-20-forsta-grundamnen.9236304.html

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