Advertisements
Advertisements
प्रश्न
What do you observe when?
Scrap zinc is heated with conc. HNO3?
Advertisements
उत्तर
When scrap zinc is heated with conc, HNO3 formation of zinc nitrate, water and nitrogen dioxide will occur.
\[\ce{Zn + 4HNO3 -> Zn(NO3)2 + 2H2O + 2NO2}\]
APPEARS IN
संबंधित प्रश्न
Give two chemical equations for the following:
Reactions of nitric acid with non-metals.
Give two chemical equations for the following:
Nitric acid acting as the oxidizing agent.
Why is freshly prepared ferrous sulphate solution used for testing the nitrate radical in the brown ring test?
Why is the temperature maintained at 200°C in the above reaction?
Can we use conc. HCl in place of Conc. H2SO4 ?
Describe the Ostwald's process for the manufacture of nitric acid with labeled diagram.
Give reason for the following:
Lighting is a blessing in disguise.
Complete and balance the following equation :
Pt + HNO3 + HCl → ___________
Explain the following:
Dilute nitric acid is generally considered a typical acid but not so in its reaction with metals.
From the following list of substances, choose one substance in the case which matches the description given below:
Ammonium nitrate, calcium hydrogen carbonate, copper carbonate, lead nitrate, potassium nitrate, sodium carbonate, sodium hydrogen carbonate, zinc carbonate.
A Substance that gives off only oxygen when heated.
