Soaps And Detergents
Chapter Name : Carbon And Its Compounds |
Sub Topic Code : 102_10_04_08_01 |
Topic Name : Soaps And Detergents |
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Sub Topic Name : Soaps And Detergents |
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Introduction
Most of the dirt in our clothes is oily in nature.
Pre-Requisites:
Long chains of carbon
Activity:
Sometimes soap does not form foam in water. In that case we need detergents.
Real Life Question:
Try washing oily hands using only water. Is it effective? Why soap is able to clean it?
Key Words / FlashCards
| Key Words | Definitions (pref. in our own words) |
|---|---|
| Micelle | Emulsion formed with dirt, water and soap molecules. |
| Detergents | Ammonium/Sulphonate salts of long chain carboxylic acids. |
Learning aids / Gadgets
| Gadgets | How it can be used |
|---|---|
| Soap/ detergent | Mix some oil in water in a test tube. Observe it and then add soap or detergent. Observe what happens. |
Real life uses :
Soaps are used for washing clothes and bathing.
Places to visit :
Place where clothes are washed in your house.
Practical examples around us
| Examples | Explainations |
|---|---|
| Detergents | We use detergents in washing clothes |
What you learn in Theory:
Soaps, detergents
What you learn in Practice:
How molecules of soap remove dirt