Chemical Properties Of Metals And Non-Metals
Chapter Name : Materials: Metals And Non-Metals |
Sub Topic Code : 102_08_04_03_02 |
Topic Name : Chemical Properties Of Metals And Non-Metals |
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Sub Topic Name : Chemical Properties Of Non-Metals |
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Introduction
Uses and importance of chemical properties of non-metals.
Pre-Requisites:
Basic knowledge on chemical properties of non-metals.
Activity:
Sulphur burned in oxygen which is dissolve in water produces sulphurous acid which turns Blue litmus red.
Real Life Question:
What happens when a blue litmus is immersed in an acid?
Key Words / FlashCards
| Key Words | Definitions (pref. in our own words) |
|---|---|
| Metal | An element which is a good conductor of heat and electricity is called as a metal |
| Non metal | An element which is not a good conductor of heat and electricity is called as a non metal |
Learning aids / Gadgets
| Gadgets | How it can be used |
|---|---|
| Reactions chart | List out all reactions of non metals. |
Real life uses :
Oxygen which is required for respiration is a non metal
Practical examples around us
| Examples | Explainations |
|---|---|
| Phosphorous is very reactive non metal but it can be stored in water | This is because non metals do not react with water. So phosphorous can be stored in water |
What you learn in Theory:
Chemical properties of non metals.
What you learn in Practice:
Importance of reactions of non metals .The effect to the litmus paper by bases and acids.