Advertisements
Advertisements
प्रश्न
Name the product, catalyst and approximate temperature maintained in Ostwald's process. How is the temperature maintained in the Ostwald's process?
Advertisements
उत्तर
The nitric acid is manufactured by ostwald process. In ostwald process ammonia gas and air are taken in 1:10 ratio. Temperature is maintained at 800°C I the catalytic chamber, as the reaction is exothermic so the heat evolved maintains the temperature in the catalytic chamber.
APPEARS IN
संबंधित प्रश्न
Write an equation for the following conversions A, B, C and D.

Name a metal nitrate which on heating is changed into metal.
The action of heat on the blue crystalline solid X gives a reddish brown gas Y, a gas which re-lights a glowing splint and leaves a black residue. When gas Z, which has a rotten egg smell, is passed through a solution of X, a black ppt. is formed.
- Identify X, Y and Z.
- Write the equation for the action of heat on X.
- Write the equation between solution X and gas Z.
What happen when (Given balanced equation):
Limestone reacts with nitric acid?
Give reason for the following:
In the laboratory preparation of nitric acid, the mixture of concentrated sulphuric acid and sodium nitatre should not be heated very strongly, above 200°C
Complete and balance the following equation:
Cu + HNO3 → NO2 + ________+ _________
What is the special feature of the apparatus that is used in the laboratory preparation of nitric acid?
Explain the following:
Dilute nitric acid is generally considered a typical acid but not so in its reaction with metals.
What happens when
Common salt solution is added to silver nitrate solution and NH3 solution add to it.
Write the equation for the reaction of dilute nitric acid with copper.
