WorksheetsElectrolysis
Total questions: 9
Worksheet time: 5mins
The decomposition of a compound into its
elements by an electric current is called ....
Dissociation
Rust
Hydrolysis
Electrolysis
Anode is ....
Negative electrode
Positive electrode
Neutral electrode
Power supply
Cathode is ...
Neutral electrode
Uncharged electrode
Negative electrode
Positive electrode
Indicate the insoluble anode material
Copper
Graphite
Zinc
Nickel
If the acid residue ions contain oxygen atoms, then oxidizes ...?
water or OH- ions
The acid residue ions themselves
Water
Anode itself
The reaction that occurs during electrolysis at the cathode is..
Combustion
Reduction
Substitution
Elimination
In the process of electrolysis, a reaction occurs at the anode
Oxidation
Reduction
Substitution
Elimination
Choose the nonelectrolyte
Sulphuric acid solution
sugar
NaCl solution
Hydrochloric acid solution
Which acid residue anion does not oxidize at the anode?
F-
К+
Na+
Cl-
