The exercise was created 2016-12-18 by axelsjoberg1. Question count: 10.

Select questions (10)

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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  • NH4+ ammonium
  • SO4-2 sulfate
  • CN- cyanide
  • PO4-3 fosfate
  • OH- hydroxide
  • NO3- nitrate
  • NO2- nitrite
  • O2- oxide
  • S2- sulfide
  • CO3-2 carbonate

All None

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