1 of 14

ELECTROCHEMICAL REACTIONS

Juliya Jacob

Roll no: 4

Physical Science

NSS Training College Ottapalam

2 of 14

What is an electrochemical reaction?!!!

An electrochemical reaction is a chemical reaction in which an electrical energy is consumed or produced.

3 of 14

How!!!

4 of 14

5 of 14

ELECTROPLATING

  • Electricity is used to obtain a thin coating of a

particular metal on other metallic objects.

​

This process is known as electroplating.

​

  • Electroplating is an electrochemical reaction.

6 of 14

7 of 14

8 of 14

9 of 14

ENDOERGIC & EXOERGIC REACTIONS

10 of 14

ENDOERGIC REACTION

Forms of energy like heat, light, and electricity

are exchanged during chemical reactions. Those chemical

reactions which absorb energy is called

endoergic reactions.

11 of 14

12 of 14

EXOERGIC REACTION

Those chemical reactions which

involve liberation of energy is called

exoergic reactions.

13 of 14

14 of 14