Advertisements
Advertisements
प्रश्न
Sulphuric acid is manufactured by the contact process.
Why H2SO4 is not obtained by directly reacting SO3 with water?
Advertisements
उत्तर
Sulphuric acid is not obtained directly by reacting SO3 with water because the reaction is highly exothermic, which produces the fine misty droplets of sulphuric acid that is not directly absorbed by water.
APPEARS IN
संबंधित प्रश्न
Comment, sulphuric acid is referred to as oil of vitriol.
Write a balanced chemical equation for each of the following reactions :
Action of dilute sulphuric acid on sodium hydroxide.
Name the following:
Products obtained by dissolving sulphur dioxide and chlorine in water.
How are the following conversions brought about? Give equation and condition:
Sulphur trioxide to sulphur acid.
Write a balanced chemical equation:
When hot and concentrated sulphuric acid reacts with the sulphur.
What property of conc. H2SO4 is made use of in the following case? Give an equation for the reaction in this case:
It’s reaction with ethanol.
The following is the typical property of dilute acid. Complete it by inserting suitable words:
\[\ce{Active metal + Acid -> \underline{\phantom{.......}} + \underline{\phantom{.......}}}\]
The following is the typical property of dilute acid. Complete it by inserting suitable words:
\[\ce{Carbonate/hydrogen carbonate + Acid -> \underline{\phantom{.......}} + \underline{\phantom{.......}} + \underline{\phantom{.......}}}\]
State the observation for the following, when:
Concentrated sulphuric acid is added to carbon.
Arrange the following as per the instruction given in the bracket:
Sulphuric acid, Phosphoric acid, Acetic acid (increasing order of number of replaceable H atoms per molecule).
