Which of the following statements is true for electrolysis?
Chemical reaction helps to generate mechanical energy
Chemical reaction helps to generate electricity
Electricty helps to carry out a chemical reaction
Potential energy helps to carry out a chemical reaction
During electrolysis electricity is passed through an electrolyte leading to a chemical change.
Which of the following do not take part in chemical reaction but help in carrying out the reaction faster.
Explain with example how oxidation number helps us to balance a chemical reaction ?
List the observations that helps us to determine when a chemical reaction has taken place. [3 MARKS]