Question detail
What do aqueous solutions contain in addition to ions from the ionic compound?
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Electrolysis
Question
- A. Hydrogen ions and hydroxide ions from water
- B. Only ions from the ionic compound
- C. Only hydrogen ions
- D. Only hydroxide ions
Answer
Hydrogen ions and hydroxide ions from water
Explanation
Aqueous solutions contain ions from the dissolved ionic compound as well as hydrogen ions and hydroxide ions that come from the water itself.
Common mistake
Confusing Ions in Aqueous Solutions
Students often forget that aqueous solutions contain not only ions from the ionic compound but also hydrogen ions and hydroxide ions from water.
To fix this, remember to include all types of ions present in the solution when describing aqueous electrolysis, specifically noting the contribution of water.
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