Check out the fantastic redox reactions practice quiz questions with answers. With this quiz, you'd be able to evaluate your knowledge in inorganic chemistry and chemical reactions. You must know that an oxidation-reduction (commonly known as redox) reaction involves the transfer of electrons between two chemical species. In this chemical reaction, one species undergoes oxidation, whereas another one goes in a reduction state. Do you think you can solve this test easily? If yes, take up the quiz now.
It undergoes reduction
It undergoes chemical changes
It undergoes oxidation
It undergoes no changes
-2
2-
+2
2+
Cu2+ (s) ---> Cu (aq)
Cu2+ (aq) ---> Cu (s) +2e
Cu2+ (aq) + 2e ---> Cu (s)
Cu2+ (aq) + 3e ---> Cu (s)
Cl2 (g) ---> 2CI- + e (I)
Cl2 (g) ---> 2CI- + 2e(I)
Cl2 (g) + 2e ---> CI- (I)
Cl2 (g) + 2e ---> 2CI- (I)
+5
-5
+4
-4
By taking oxygen only
By taking hydrogen only
By giving electrons only
By taking oxygen and giving electrons
Oxidizing agents
Reducing agents
Electron acceptors
Both a and b
H2 + Cl2 → 2HClC+O2→CO2
Na2CO3 → Na2O + CO2
CaCO3 → CaO + CO2
2NaH → 2Na + H2
Potassium iodide
Bromine solutions
Potassium magnate
Potassium dichromate
A powerful reducing agent
A powerful oxidising agent
A lower reducing agent
None of above