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प्रश्न
Nitric acid cannot be concentrated beyond 68% by the distillation of a dilute solution of HNO3, State the reason.
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उत्तर
Nitric acid cannot be concentrated beyond 68% by the distillation of a dilute solution of HNO3 because it forms an azeotropic mixture i.e, at 121°C it boils without any change in its concentration of the mixture with water
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संबंधित प्रश्न
Explain the following:
Concentrated nitric add appears yellow when it is left standing in a glass bottle.
Write a balanced equation and name the products formed when zinc reacts with dilute nitric acid.
Write an equation for the following conversions A, B, C and D.
How will you prepare the following from nitric acid?
Lead nitrate
Name the following :
Gas produced in air during lighting.
Name the catalyst used in Ostwald process.
Give reason for the following :
Nitric acid usually does not yield hydrogen from acids.
Choose the correct answer from the option given below :
Nitric acid on standing develops brownish colour which may be attributed to the presence of :
State the conditions for the oxidation of ammonia to nitrogen monoxide [nitric oxide], in the manufacture of nitric acid by Ostwald's process. Write the balanced equcation for the reaction.
Write the equation for the reaction of dilute nitric acid with copper.
