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Electrolysis
| Question | Answer |
|---|---|
| electrolysis | method of separating bonded elements and compounds by passing an electric current through them |
| What kind of ions are attractive to the cathode? the anode? | positively charged ions (called cations) likes the cathode, while negatively charged ions (anions) move toward the anode. |
| What bubbles up at the anode? | oxygen |
| What bubbles up at the cathode? | hydrogen |
| Beside producing hydrogen, what does electrolysis also produce? | oxygen. Submarines able to generate breathing oxygen from the water around them. |