______ is the active component of air. - Science

______ is the active component of air.

Fill in the Blanks

Oxygen is the active component of air.

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Chapter 4: Air - Evaluation [Page 55]

Chapter 4 Air
Evaluation | Q II. 1. | Page 55

Name and briefly explain four ways by which pollution of air caused by humans is minimised.

State what would happen, if the air above the earth contained mainly oxygen and no nitrogen

Give word equation for the following conversion:

Nitric oxide to nitrogen dioxide

State four different properties of a compound and a mixture.

______ is the percentage of nitrogen in air.

List out the uses of nitrogen.

All living things use oxygen for breathing.

Air also contains a small amount of carbon-di-oxide, water vapour, and some other gases like argon,

Venus's atmosphere consists of roughly 96 – 97% of ______.

Oxygen is used to oxidize ______.