A) The chemical reaction between MnO2 and HCl is an example of:
A. displacement reaction
B. combination reaction
C. redox reaction
D. decomposition reaction.
Answer:C
A) The chemical reaction between MnO2 and HCl is an example of:
A. displacement reaction B. combination reaction C. redox reaction D. decomposition reaction.
Explanation: When MnO2 reacts with HCl, the following reaction takes place in which chlorine gas is also evolved, which has bleaching properties.