Advertisements
Advertisements
प्रश्न
What do you observe when?
Hydrogen sulphide is bubbled through conc. HNO3?
Advertisements
उत्तर
When hydrogen sulphide is bubbled through conc. HNO3 formation of sulphur, nitric oxide and water will occur.
\[\ce{3H2S + 2HNO3 -> 3S + 2NO + 4H2O}\]
APPEARS IN
संबंधित प्रश्न
Ammonia is used in the Ostwald process.
What is the ratio of ammonia and air taken in this process?
How will you prepare the following from nitric acid?
Sodium nitrate
Name the oxide of nitrogen which turns brown on exposure to air. How is it prepared?
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 the purpose of Conc. H2SO4 in the above preparation?
In which ratio reactants are taken in Ostwald process?
Why is freshly prepared ferrous sulphate solution used in the ring test?
Fill in the blank with appropriate word/words.
98% nitric acid is obtained by distilling 68% nitric acid with ________ under ______
Dilute nitric acid is generally considered a typical acid except for its reaction with metals. In what way is dilute nitric acid different from other acids when it reacts with metals?
What happens when
Common salt solution is added to silver nitrate solution and NH3 solution add to it.
