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प्रश्न
Choose the correct answer from the option given below:
The catalyst used in the manufacture of HNO3 by Ostwald process is
पर्याय
Platinum black
Finely dividend nickel
Vanadium pentoxide
Platinum gauze
उत्तर
Platinum gauze
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संबंधित प्रश्न
Name the products formed when dilute \[\ce{HNO3}\] is added to copper.
How will you prepare the following from nitric acid?
copper nitrate
How will you prepare the following from nitric acid?
Magnesium nitrate
Name a metal nitrate which on heating is changed into metal.
Name the oxide of nitrogen which turns brown on exposure to air. How is it prepared?
Give the chemical name and formula of the substance formed as a brown ring in the test for nitrate radical.
What do you observe when?
Scrap zinc is heated with conc. HNO3?
Write the equation for the laboratory preparation of nitric acid from potassium nitrate and concentrated sulphuric acid.
Explain, why only all glass apparatus should be used for the preparation of nitric acid by heating concentrated sulphuric acid and potassium nitrate.
Write the equation for the reaction:
Aluminum, Nitride and Water.
