Balancing Oxidation-Reduction Equations Answers

Which element is oxidized?oxygennitrogenpotassium

Which element is reduced?oxygennitrogenpotassium

What is the oxidizing agent?oxygennitrogenpotassium

What is the reducing agent?oxygennitrogenpotassium

What is the oxidation number of oxygen in the product state?

What is the oxidation number of potassium in the product state?

I2 +

H2O

Consider this reaction and answer the questions: Upper K upper C l upper O subscript 3 right arrow upper K upper C l plus upper O subscript 2. What is the oxidation number of chlorine in the reactant state?

Which element is oxidized? oxygenpotassiumchlorine

Given the reaction Fe + O2 Right arrow. Fe2(3+)O3(2-), what happens to the oxidation states of these elements?Fe Fe is reduced from 0 to +3.Fe is oxidized from 0 to +3.Fe is reduced from +3 to +6.Fe is oxidized from +3 to +6.

How many electrons does the iron half-reaction lose?

Consider the reaction [image 1] .Label the half-reactions as oxidation (use “O”) or reduction (use “R”). [image 2]

Use the half-reactions of the reaction [image 1] to answer the questions.Reduction half-reaction: [image 2] Oxidation half-reaction: [image 3] How many electrons does each gold atom gain?

Based on the oxidation states of the atoms in this reaction, answer the questions.

What is the oxidation number of oxygen in the reactant state?

Which element is reduced? oxygenpotassiumchlorine

OO is reduced from 0 to –2.O is oxidized from –4 to –6.O is reduced from 0 to –6.O is oxidized from 0 to –2.

How many electrons does the oxygen half-reaction gain?