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chemistry Practice tests Neco, Jamb, Wascce,SSce, Sat, Gre, Toefel, Gmat Online

Practice chemistry tests question Below by selecting the right option.


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The reaction that takes place in a Daniell cell is




redox
B


double decomposition
C


neutralization.
D

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What happens when zinc rod is immersed in copper(II) tetraoxosulphate(VI) solution?




Electrons flow from
B


The zinc rod remains
C


The copper generates
D

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How long would it take to deposit 0.08g of copper from CuCI2 solution by passing a current of 0.5A?




8 mins
B


24 mins
C


48 mins
D

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