MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic ChemistryEnvironmental ChemistryAtmosphere Pollution

In an automobile engine, (at high temperature) when fossil fuel is burnt, N2 and O2 combine to yield :

A.NO

B.NO2

C.Both (a) and (b)✓ Correct

D.HNO3

Explanation

N2 and O2 are the main constituents of air. These gases do not react to each other at the normal temperature in an automobile engine (at high temperature) when fossil fuel is burnt. N2 and O2 combine to yield nitric oxide (NO) and nitrogen dioxide (NO2). 1483 K 2 2 2 2 N (g)+O (g) 2NO(g) 2NO(g)+O (g) 2NO (g) -> ->

Back to Question Bank

Practice More Like This

Take chapter-wise tests, track your progress, and master Environmental Chemistry.

Start Free Practice →