Kemi v.42

The exercise was created 2023-10-16 by Johols1. Question count: 7.




Select questions (7)

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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  • ammonium NH₄+
  • Hydroxid OH-
  • Nitrat NO₃-
  • Vätekarbonat HCO₃-
  • Sulfat SO₄2-
  • Karbonat CO₃2-
  • Fosfat PO₄3-

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