6. Chemical Reactions

Redox Basics — Quiz

Test your understanding of redox basics with 5 practice questions.

Practice Questions

Question 1

What is the oxidation state of chlorine in the compound $KClO_3$?

Question 2

In the reaction $Zn + 2HCl \rightarrow ZnCl_2 + H_2$, which species is reduced?

Question 3

What is the oxidation state of chromium in the dichromate ion ($Cr_2O_7^{2-}$)?

Question 4

Which of the following is the correct reduction half-reaction for the reaction $CuO + H_2 \rightarrow Cu + H_2O$?

Question 5

What is the oxidation state of nitrogen in the compound $NH_4^+$?