Multiple Choice
Which of the following describes what takes place when iron (Fe^0) is oxidized to Fe^{2+} ions?
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6. Chemical Quantities & Aqueous Reactions
Redox Reactions
Back6. Chemical Quantities & Aqueous Reactions
Redox Reactions
- Multiple ChoiceIn a balanced chemical equation for a redox reaction, do free electrons appear on either side of the equation?20views
- Multiple ChoiceIn the redox equation Ca2+ + 2e- → Ca, what process is occurring?33views
- Multiple ChoiceWhich of the following balanced equations represents a redox reaction?33views
- Multiple ChoiceWhich of the following metals will be oxidized by Co^{2+} ions in an aqueous solution?26views
- Multiple ChoiceWhich of the following best describes how a fuel cell differs from electrolysis?25views
- Multiple ChoiceWhich of the following changes represents an oxidation process?33views
- Multiple ChoiceIn cellular respiration, which molecule is the final electron acceptor in the electron transport chain?309views
- Multiple ChoiceWhich of the following best describes a redox reaction?40views
- Multiple ChoiceWhat happens when concentrated HNO3 is mixed with gold (Au) at room temperature?49views
- Multiple ChoiceWhich of the following statements about redox reactions is false?28views
- Multiple ChoiceIn the redox reaction between hydrogen peroxide (H2O2) and iodide ions (I-), forming iodine (I2) and water (H2O), what is the oxidizing agent?251views
- Multiple ChoiceWhich metal can be oxidized by a Pb^{2+} solution but not by a Cd^{2+} solution?21views
- Multiple ChoiceIn an oxidation-reduction (redox) reaction, what happens to atoms involved in the reaction?27views
- Multiple ChoiceWhich of the following is NOT an oxidation-reduction (redox) reaction?20views