MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic ChemistryEnvironmental ChemistryPrevious Year Questions

The chemical entities present in thermosphere of the atmosphere (EAMCET 2009) (a)O2 +, O+, NO+

B.O3

C.N2, O2, CO2, H2O

D.O3, O2

Explanation

The thermosphere is the fourth layer of the earth’s atmosphere. It includes the region of the atmosphere, called the ionosphere. The ionosphere is the region of the atmosphere that is filled with charged particles such as O2 +, O+, NO+. The high temperature in the thermosphere can cause molecules to ionise.

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