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Card 6

Front

Representing half-cells using cell a diagram between Copper and Zinc

Back

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Card 7

Front

Standard electrode potential (E)

Back

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Card 8

Front

What does EMF show us?

Back

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Card 9

Front

Standard Hydrogen electrode...

Back

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Card 10

Front

Using standard electrode potential between zinc and hydrogen

Back

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Card 11

Front

When do you know which electrode is classed as the positive electrode?

Back

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Card 12

Front

How would the electrons move along the wire between Cu half-cell and H2 half-cell? You know Cu E = +o.34V

Back

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Card 13

Front

EMF =

Back

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Card 14

Front

Calculating example: E = -0.76V (Zn), E= +0.34V (Cu) which is feasible

Back

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Card 15

Front

Is 2H+(aq) + Zn(s) --> Zn2+(aq) + H2(g) a feasible reaction?

Back

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