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Complex Ions

For plus and minus, you must write the word 'plus' or 'minus'
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m4doc
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Last updated: February 27, 2026
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First submittedFebruary 26, 2026
Times taken5
Average score58.3%
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Name
Answer
Ammonium
NH4plus
Hydroxide
OHminus
Hydrogencarbonate
HCO3minus
Sulfate
SO42minus
Permanganate
MnO4minus
Hipochlorite
ClOminus
Name
Answer
Nitrate
NO3minus
Carbonate
CO32minus
Sulfite
SO32minus
Chromate
CrO42minus
Dichromate
Cr2O72minus
Thiosulfate
S2O32minus
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