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Card 16
Front
What is the oxidation state of Group 2 metals in a compound?
Back
Card 17
Front
What is the oxidation state of phosphorus PO4 with an overall charge of -3?
Back
Card 18
Front
Is an element with a -3 charge more likely to be oxidised or reduced?
Back
Card 19
Front
Is an element with a +3 charge more likely to be oxidised or reduced?
Back
Card 20
Front
What are half equations used for?
Back
Card 21
Front
What two things in a half equation must be balanced?
Back
Card 22
Front
In the equation Fe2O3 + 2Al = Al2O3 + 2Fe, what is oxidised and why?
Back
Card 23
Front
Give the half equation for the oxidation of aluminium for this reaction
Back
Card 24
Front
In the equation Fe2O3 + 2Al = Al2O3 + 2Fe, what is reduced and why?
Back
Card 25
Front
Give the half equation for the reduction of iron for this reaction?
Back
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