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प्रश्न
Name a metal nitrate which on heating is changed into metal oxide.
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उत्तर
Copper nitrate [Cu(NO3)2]
\[\ce{2Cu(NO3)2 ->[\Delta]2CuO + 4NO2 + O2}\]
संबंधित प्रश्न
Explain the following:
An all-glass apparatus is used in the laboratory preparation of nitric acid.
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.
Name the Following:
Two coloured nitrates.
What are the reactants required for Ostwald process and what are their sources?
Give reason for the following:
Aluminum does not react with nitric acid of any concentration.
Give reason for the following :
Nitric acid usually does not yield hydrogen from acids.
What happen when (Given balanced equation):
Nitric acid is added to washing soda and the resulting gas is passed through a freshly prepared lime water?
Complete and balance the following equation :
SO2 + HNO3 → ______________
Write balanced equation for the preparation of nitric acid from potassium nitrate.
Identify the gas evolved when sulphur is treated with concentrated nitric acid.
