Which of the following gases is the most dangerous pollut...
Which of the following gases is the most dangerous pollutant?
Hydrogen sulphide
Carbon (lV) oxide
Sulphur (lV) oxide
Carbon (ll) oxide
Correct answer is D
Carbon monoxide is a colourless, odourless and tasteless gas that is produced by the incomplete combustion of fossil fuel. It is the most dangerous of all the pollutant gases and can cause death in very high concentrations.
Which of the compounds will leave a metal residue when heated? ...
In which of the following processes is iron being oxidized? 1 Fe + H2SO4 → FeSO4 +H2 2 FeSO...
N\(_2\)O\(_4\) ⇔ 2NO\(_2\) (Δ = -ve) From the rea...
Detergents are more advantageous than soaps in hard water districts because ...
Which of the following ions has the electron configuration 2,8,8? ...