Advertisements
Advertisements
प्रश्न
Why is water not added to concentrated H2SO4 in order to dilute it?
Advertisements
उत्तर
To dilute conc. H2SO4 water is not used, but acid is introduced to water in a regulated manner. When we introduce water to the acid, the temperature rises dramatically, causing the bulk acid to explode with disastrous consequences.
APPEARS IN
संबंधित प्रश्न
Write balanced chemical equations for the action of dilute sulphuric acid on sodium sulphite.
Identify the acid in the following case:
The acid on mixing with lead nitrate solution produces a white precipitate, which is insoluble even on heating.
What would you observe in the following case?
Concentrated sulphuric acid is added to equal volumes of cold water.
Give reason for the following:
Sulphuric acid can form two kinds of salts with sodium chloride.
How are the following conversion brought about? Give equation and condition:
Oxalic acid to carbon monoxide.
Write the equation for the laboratory preparation of the following salts, using sulphuric acid.
Sodium Sulphate from sodium carbonate.
Write balanced equation for potassium hydrogen carbonate and dilute sulphuric acid.
Give a balanced chemical equation for the action of sulphuric acid on the following:
Sulphur
Write balanced chemical equation to show :
The dehydrating property of conc. sulphuric acid
Differentiate between the following pair based on the criteria given in the bracket:
Cane sugar and hydrated copper sulphate [using concentrated H2SO4]
