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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
पर्याय
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
Name the following :
The precipitate obtained by treating aqueous lead nitrate with dilute sulphuric acid.
Name the Following:
The property used to prepare HCl and HNO3 from H2SO4.
Give reason for the following:
When solution of sulphur dioxide is exposed to air, it gets converted to sulphuric acid.
Give reason for the following:
When carbon is heated with concentrated sulphuric acid, carbon dioxide is formed.
Choose the current answer from the options given below :
When conc. H2SO4 comes in contact with sugar, it becomes black due to
Write balanced equation for the reaction of dilute sulphuric acid with the following:
Zinc hydroxide
Write balanced equation for potassium hydrogen carbonate and dilute sulphuric acid.
State one appropriate observation of the following:
Dehydration of concentrated sulphuric acid with sugar crystals.
Give a chemical test to distinguish between dilute sulphuric acid and dilute hydrochloric acid (using lead nitrate solution).
Hydrogen chloride gas is prepared in the laboratory by the action of concentrated sulphuric acid on sodium chloride.
State the method of collection of the gas formed above.
