Unit 16 · Gas

Oxygen Gas Presentation

ScienceSubject
8 minEstimated read
Slide 1 of 4
Science and Technology, Class 9

Oxygen Gas

Preparation · Test · Properties and uses

What You Will Learn

🌍

Where oxygen is found and who discovered it

🧪

Two ways to make oxygen in the laboratory

🔥

How to test for oxygen

📋

Physical properties, chemical properties and uses

Where Is Oxygen Found?

💨

In air: about 21% by volume

🍞

Organic compounds: carbohydrates, proteins, fats, wood

🪨

Inorganic compounds: limestone, silica, water

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Presenter notes: Today we study the gas we take in with every breath: oxygen. We will see where it is found, how it is made in the laboratory and why it is so useful.