Question

Which of the following observation/observations is a chemical effect of electric current?(i) Formation of gas bubbles at the electrodes.(ii) Deposition of metal on the electrode(iii) Change of the colour of the solution

Answer 1

Answer:

(i) Formati9n of gas bubbles at the electeods

Answer 2

Answer:

Explanation:

Question 22.

What type of effect of current do the deposits of metal on electrodes show?

Answer:

Chemical effect

Question 23.

What effect of current does electroplating show?

Answer:

Chemical effect