T17- What ions will be present when you dissolve an ionic substance in water?
OH-, H+, a metal cation and an anion.
1 of 6
T17- What are the rules for products at the anode?
If hallide ions are present, these will be produced first. If not, then oxygen will be produced.
2 of 6
T17- What are the rules for products at the cathode?
If metal ions are more reactive than hydrogen, then hydrogen will be produced. If metal ions are less reactive than hydrogen, then the metal will be produced.
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T17- What is the balanced equation for hydroxide ions at the Anode?
4OH- ---> O2 + 2H2O + 4e-
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T17- What are the metals more reactive than hydrogen?
K, Na, Li, Ca, Mg, Al, Zn, Fe
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T17- What are the metals less reactive than hydrogen?
Cu, Ag and Au
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Other cards in this set
Card 2
Front
T17- What are the rules for products at the anode?
Back
If hallide ions are present, these will be produced first. If not, then oxygen will be produced.
Card 3
Front
T17- What are the rules for products at the cathode?
Back
Card 4
Front
T17- What is the balanced equation for hydroxide ions at the Anode?
Back
Card 5
Front
T17- What are the metals more reactive than hydrogen?
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