100%(10)10 out of 10 people found this document helpful
This preview shows page 1 - 3 out of 6 pages.
5. In a redox reaction, electrons are transferred A) from the substance being oxidized to the reducing agent. B) from the oxidizing agent to the reducing agent. C) from the substance being reduced to the oxidizing agent. D) from the substance being oxidized to the substance being reduced. E) from the substance being reduced to the substance being oxidized.
Page 2 6. Balance the following redox equation using the smallest integers possible and select the correct coefficient for the iron(II) hydroxide, Fe(OH)2. Fe(OH)2(s) + CrO42–(aq) Fe2O3(s) + Cr(OH)4–(aq) + H2O(l) + OH–(aq) 7. When the following redox equation is balanced with smallest whole number coefficients, the coefficient for nitrogen dioxide will be _____. I2(s) + HNO3(aq) HIO3(aq) + NO2(g) + H2O(l) 8. Which one of the following pairs of substances could be used to construct a single redox electrode (i.e., they have an element in common, but in different oxidation states)?