Q. Eample of more toxic element is

View solution

Q. PAN, Ozone, sulphuric acid, peroxybenzol, aldehydes and ketones are called

View solution

Q. Poisoning of CO can be reversed by giving oxygen at pressure

View solution

Q. In water, most oxidizing agent is dissolved O₂ in the concentration ranges from

View solution

Q. The gas essential for life is

View solution

Q. SO₂ in atmosphere is converted into

View solution

Q. Underground or surface water is treated because it is

View solution

Q. A hole used to dump the municipal wastes is called

View solution

Q. Components of environment necessary for sustaining life are

View solution

Q. The drops of rain fall down due to density than air

View solution

Q. These have maximum density

View solution

Q. Mass per unit volume is called

View solution

Q. To maintain the electrical neutrality, we use

View solution

Q. The conversion of chemical energy into electrical energy requires

View solution

Q. The combustion of carbon in oxygen is an example of

View solution

Q. Reduction or oxidation potential of standard hydrogen electrode is

View solution

Q. Human blood has a pH of

View solution

Q. The example of solid solute in gaseous solvent is

View solution

Q. Cell potential depends upon

View solution

Q. A process which takes place on its own without any outside assistance is called

View solution