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प्रश्न
What is meant by the following term?
Fuming nitric acid
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उत्तर
It contains NO2 dissolved in concentrated HNO3. It is obtained by distilling concentrated HNO3 with a small amount of starch.
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संबंधित प्रश्न
Name the gas evolved when the following mixtures are heated.
Sodium nitrite and ammonium chloride.
Give two chemical equations for the following:
Nitric acid acting as the oxidizing agent.
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.
Give reason for the following:
Lighting is a blessing in disguise.
Complete and balance the following equation :
FeSO4 + NO + H2O → ______________
Write a balanced equation for the production of nitrogen dioxide using copper.
Write the equation for the reaction of dilute nitric acid with copper.
The figure given below illustrates the apparatus used in the laboratory preparation of nitric acid:
(i) Name A (a liquid), B( a Solid) and C(a liquid).
(ii) write the balanced chemical equation to show how nitric acid undergoes decomposition.
(iii) Write the balanced chemical equation for the reaction in which copper is oxidized by concentrated nitric acid.
Write the equation for the reaction:
Aluminium nitride and Water.
