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Redox Reactions in Chemistry Unit 8

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Questions and Answers

Why is it more appropriate to write the redox reaction (a) as 6CO2(g) + 12H2O(l) ® C6H12O6(aq) + 6H2O(l) + 6O2(g)?

To ensure mass balance in the reaction

To follow the law of conservation of energy

To account for the total number of water molecules produced

To balance the oxygen atoms on both sides of the equation (correct)

In the compound AgF2, why does it act as a very strong oxidizing agent?

Due to the high electronegativity of silver

Presence of highly electronegative fluorine atoms

AgF2 readily accepts electrons to achieve a stable configuration (correct)

AgF2 readily donates electrons to form stable compounds

When an oxidizing agent reacts with a reducing agent, what determines the oxidation state of the products?

The concentration of the reactants

The temperature at which the reaction occurs

The amount of excess reducing or oxidizing agent present (correct)

The type of solvent used

Why is alcoholic potassium permanganate preferred as an oxidant in the manufacture of benzoic acid from toluene?

<p>Lower solubility in water (B)</p> Signup and view all the answers

What causes the formation of red vapors of bromine when concentrated sulfuric acid reacts with a mixture containing bromide?

<p>Change in the oxidation state of bromine (A)</p> Signup and view all the answers