Advertisement Remove all ads

Give Scientific Reasons. While Preparing Dil. Sulphuric Acid from Concentrated Conc. Sulphuric Acid in the Laboratory the Concentrated Sulphuric Acid Is, Add Slowly to Water with Constant Stirring. - Science and Technology 1

Advertisement Remove all ads
Advertisement Remove all ads
Advertisement Remove all ads

Give scientific reasons.
While preparing dil. Sulphuric acid from concentrated conc. sulphuric acid in the laboratory the concentrated sulphuric acid is, add slowly to water with constant stirring.

Advertisement Remove all ads

Solution

i. This is exothermic process. 
ii. if we poured conc. sulphuric acid speedily in a water. Water gets evaporated instantaneously and very large amount of heat is liberated which may cause an accident. 
iii. to avoid this, and only small amount of heat is liberated at a time it added slowly to water with constant stirring

Concept: Energy Change in Chemical Reactions : Exothermic and Endothermic Chemical Changes
  Is there an error in this question or solution?
Advertisement Remove all ads
Share
Notifications

View all notifications


      Forgot password?
View in app×