Chemical Effects Of Electric Current
Chapter Name : Chemical Effects Of Electric Current |
Sub Topic Code : 101_08_14_02_01 |
Topic Name : Chemical Effects Of Electric Current |
|
Sub Topic Name : Chemical Effects |
|
Introduction
Chemical changes occur when electricity is passed through liquids
Pre-Requisites:
Conductivity of liquids, Simple chemical compunds
Activity:
Clean Coins with electrolysis. Try to find out how its done.
Real Life Question:
Can electricity be used to obtain hydrogen gas from water?
Key Words / FlashCards
| Key Words | Definitions (pref. in our own words) |
|---|---|
| Electrolye | A solution which conducts electricity |
Learning aids / Gadgets
| Gadgets | How it can be used |
|---|---|
| Electrode set up | Observe how electrode set- up in your chemistry lab causes chemical changes. |
Real life uses :
Cleaning coins, electrolysis in gold plating, cleaning other metal articles like those of bronze.
Places to visit :
School chemistry lab
Practical examples around us
| Examples | Explainations |
|---|---|
| Clean Coins | To remove deposition on coins |
What you learn in Theory:
How chemical changes happen with passage of current in some liquids
What you learn in Practice:
Many industrial applications depend on this phenomenon.