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Chemistry CBSE Live product
Class 8
Nature of matter: Elements, compounds and mixtures
Mixture and its types
5.
Air and its components
Question:
4
m.
Choose the best answer:
1.
Which of the following is the major component of air?
Helium
Carbon
Oxygen
Nitrogen
2.
Why air is considered as a mixture not as a compound?
Components are combined chemically
Components does not retains their orginal property
Components combine with each other and loss their property
Components retains their orginal property
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