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प्रश्न
Choose the current answer from the options given below :
The catalyst used for the oxidation of SO2 to SO3 in contact process is
विकल्प
Finally divided iron
Molybdenum
Vanadium pentoxide
Nitric oxide
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उत्तर
The catalyst used for the oxidation of SO2 to SO3 in contact process is Vanadium pentoxide.
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संबंधित प्रश्न
State one relevant observation for given reactions:
Action of concentrated Sulphuric acid on hydrated copper sulfate
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Give a chemical test to distinguish between dilute sulphuric acid and dilute hydrochloric acid.
Give a chemical test to distinguish between dilute sulphuric acid and conc. sulphuric acid.
The following statement is correct only under certain conditions. Rewrite the statement including the appropriate conditions.
Oxalic acid reacts with sulphuric acid to produce carbon monoxide and carbon dioxide.
What do you observe when barium chloride solution is added to dilute sulphuric acid ?
Write the equation for the laboratory preparation of the following salts, using sulphuric acid.
Lead sulphate from lead nitrate.
Dilute hydrochloric acid and dilute sulphuric acid are both colourless solutions. How will the addition of barium chloride solution to each help to distinguish between the two?
Write the observation for the following:
Decomposition of bicarbonates by dil. H2SO4.
\[\ce{2NaHCO3 + H2SO4 -> Na2SO4 + 2H2O + 2CO2}\]
State two observations when
A few crystals of KNO3 are heated in a hard glass tube
