The term brown air is used for
industrial smog
sulfurous smog
acid fumes
photochemical smog
D.
photochemical smog
Heat transfer horizontally within the atmosphere is called
conduction
convection
absorption
advection
Photo chemical smog is a resultant of the reaction among
NO2, O3 and peroxyacetyl nitrate in the presence of Sunlight
High concentration of NO2, O3 and CO in the evening
CO, O2 and peroxy acetyl nitrate in the presence of Sunlight
CO, CO2 and NO2 at low temperature
Chemical decomposition of an organic compound by water is called as
Hydrogenation
Hydration
Hydrolysis
All of these
A solid cannot change its shape easily compared to liquid because of
bigger molecule size of solid
higher density of solid
stronger intermolecular force in solid
larger intermolecular separation in solid
Which one of the following is also known as solution?
A compound
A homogeneous mixture
A heterogeneous mixture
A suspension
Heavy metals got their name because compared to other atoms they have
higher atomic masses
higher atomic numbers
higher densities
higher atomic radii