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प्रश्न
Name the catalyst used in Ostwald process.
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उत्तर
Pt. gauge is used as a catalyst in ostwald process.
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संबंधित प्रश्न
Write a balanced equation and name the products formed when cupric oxide reacts with nitric acid.
Name the oxide of nitrogen which turns brown on exposure to air. How is it prepared?
Mention three important uses of nitric acid. Give the property of nitric acid involved in the use.
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 is meant by the following term?
Decrepitation
Give reason for the following :
Nitric acid usually does not yield hydrogen from acids.
Write balanced equation and name the product formed when :
Sodium hydrogen carbonate is added to nitric acid.
Write balanced equation and name the product formed when :
Zinc reacts with dilute nitric acid.
When nitric acid is prepared by the action of concentrated sulphuric acid on potassium nitrate. what is the special feature of the apparatus used?
What happens when
Common salt solution is added to silver nitrate solution and NH3 solution add to it.
