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Group 17 Elements
Chapter Name : The P- Block Elements
Sub Topic Code : 102_12_07_18_01
Topic Name : Group 17 Elements
Sub Topic Name : Occurrence
Introduction

• A particular element may occur in various forms. • A few elements like carbon, sulphur, gold and noble gases, occur in Free State while others in combined forms in the Earth’s crust. • The entire scientific and technological process used for isolation of the metal from its ores is known as metallurgy.

Pre-Requisites:

Periodic table, elements,

Activity:

Different metallic objects.

Real Life Question:

How are metals taking out from the earth?

Key Words / FlashCards
Key Words Definitions (pref. in our own words)
Metallurgy Method of extraction of metals.
Learning aids / Gadgets
Gadgets How it can be used
Iron chain, copper bowl How are these made?
Real life uses :

Metals are used in many places.

Places to visit :

Kitchen.

Practical examples around us
Examples Explainations
What you learn in Theory:

• A particular element may occur in various forms • A few elements like carbon, sulphur, gold and noble gases, occur in Free State while others in combined forms in the Earth’s crust. The entire scientific and technological process used for isolation of the metal from its ores is known as metallurgy.

What you learn in Practice:

• A particular element may occur in various forms • A few elements like carbon, sulphur, gold and noble gases, occur in Free State while others in combined forms in the Earth’s crust. The entire scientific and technological process used for isolation of the metal from its ores is known as metallurgy.

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