Which of the following minerals can be leached using NaOH? a.Oxides b.Bauxites c.Sulfides d.Sulfates At a negative oxidation potential, water decomposes with the evolution of what gas? a.oxygen b.NOx c.hydrogen d.nitrogen Which of the following does not involve electron transfer? a. All of the above b.Chemical decomposition of oxides c.complex formation d.Physical leaching processes Which statement regarding electrochemical cells is not correct? a.Oxidation occurs at the anode b.Elemental metal is routinely converted to metal cations at the cathode c.Reduction occurs at the cathode d. Chemical species can have their oxidation number decreased at the cathode
Which of the following minerals can be leached using NaOH? a.Oxides b.Bauxites c.Sulfides d.Sulfates At a negative oxidation potential, water decomposes with the evolution of what gas? a.oxygen b.NOx c.hydrogen d.nitrogen Which of the following does not involve electron transfer? a. All of the above b.Chemical decomposition of oxides c.complex formation d.Physical leaching processes Which statement regarding electrochemical cells is not correct? a.Oxidation occurs at the anode b.Elemental metal is routinely converted to metal cations at the cathode c.Reduction occurs at the cathode d. Chemical species can have their oxidation number decreased at the cathode
Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter18: Electrochemistry
Section: Chapter Questions
Problem 18.79QE
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