Nickel cadmium battery

1. NICKEL-CADMIUM CELL (OR) NICAD BATTERY BY NIBIN DANIEL.K

2. IT CONSISTS OF CADIUM ANODE AND A METAL GRID CONTAINING A PASTE OF NiO 2 ACTING AS A CATHODE THE ELECTROLYTE IN THE CELL IS KOH IT IS REPRESNTED AS :

3. WHEN THE NICAD BATTERY OPERATES, AT THE ANODE CADMIUM IS OXIDISED TO Cd 2 + IONS AND INSOLUBLE Cd(OH) 2 IS FORMED IT PRODUCES ABOUT 1.4V

4. AT ANODE: AT CATHODE : OVERALL REACTION :

5. THE CURRENT PASSED IN OPPOSITE DIRECTION THE ELLTRODE GET REVERSED Cd GETSDEPOSITED ON ANODE & NiO 2 ON CATHODE NET REACTION:

6. FAST AND SIMPLE CHARGE GOOD LOAD PERFORMANCE SMALLER AND LIGHTER LONG LIFE THAN LEAD STORAGE CELL IT CAN PACKED IN A SEALED CONTAINER

7. MORE EXPENSIVE THAN LEAD BATTERY RELATIVELY LOW ENERGY DENSITY ENVIRONMENTALLY UNFRIENDL Y

8. CALCULATORS

9. ELECTRONIC FLASH UNITS

10. TRANSISTORS

11. CORDLESS APPLIANCES