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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
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उत्तर
Platinum gauze
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संबंधित प्रश्न
Explain the following:
Concentrated nitric add appears yellow when it is left standing in a glass bottle.
Give two chemical equations for the following:
Nitric acid acting as the oxidizing agent.
How will you prepare the following from nitric acid?
Ferric nitrate
Give the chemical name and formula of the substance formed as a brown ring in the test for nitrate radical.
Give reason for the following:
Lighting is a blessing in disguise.
What do you observe when?
Hydrogen sulphide is bubbled through conc. HNO3?
Choose the correct answer from the option given below :
When treated with nitric acid which of the following liberate hydrogen?
Write the equation for the laboratory preparation of nitric acid from potassium nitrate and concentrated sulphuric acid.
Identify the gas evolved when sulphur is treated with concentrated nitric acid.
Balanced equation of oxidation of carbon with concentrated HNO3
