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Test List
Name:
Redox General 1
Created By:
V. Gokal
Max Time:
5 mins
Select an option for each question and click Submit
1. The net (overall) cell reaction taking place in a certain cell is represented as shown. Which ONE of the following statements best describes this cell? The cell is a/an …
electrolytic cell in which an exothermic reaction occurs.
electrolytic cell in which an endothermic reaction occurs.
galvanic (voltaic) cell in which an exothermic reaction occurs.
galvanic (voltaic) cell in which an endothermic reaction occurs.
2. When the net (overall) cell reaction in a galvanic (voltaic) cell reaches equilibrium, the emf of the cell is equal to ...
+2,00 V.
+1,00 V.
0,00 V.
-1,00 V.
3. The major products formed in the chlor-alkali industry are ...
chlorine gas and sodium hydroxide.
chlorine gas and sodium chloride.
hydrogen chloride gas and sodium hydroxide.
chlorine gas and hydrogen chloride gas.
4. Copper is purified through electrolysis as represented in the simplified diagram below. Which ONE of the following statements is CORRECT for this process?
Cu is oxidised at the negative electrode.
Cu is reduced at the positive electrode.
Cu
2+
ions are reduced at the positive electrode.
Cu
2+
ions are reduced at the negative electrode.
5. Which one of the following solutions can be stored in an aluminium container? (Use the Table of Standard Reduction Potentials.)
CuSO
4
(aq)
ZnSO
4
(aq)
NaCl(aq)
Pb(NO
3
)
2
(aq)
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