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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
Why is water not added to concentrated H2SO4 in order to dilute it?
Give two balanced reactions of the type to show the following property of sulphuric acid:
Oxidising agent
Why is concentrated sulphuric acid kept in air tight bottles?
Give reason for the following:
Ammonia gas cannot be dried by passing through concentrated sulphuric acid.
Give reason for the following:
H2SO4 cannot be prepared by heating sodium sulphate with conc. HCl or HNO3
Write the equation for the laboratory preparation of the following salts, using sulphuric acid.
Lead sulphate from lead nitrate.
State your observation for the following case :
Dry red rose petals are placed in the jar of sulphur dioxide.
Give a chemical test to distinguish between dilute sulphuric acid and dilute hydrochloric acid (using lead nitrate solution).
Name the gas released when sodium carbonate is added to a solution of sulphur dioxide.
A, B and C are the chemical properties of sulphuric acid:
A. Oxidizing agent
B. Dehydrating agent
C. Non-volatile acid
Match the following equations 1 to 3 to the above chemical properties of sulphuric acid.
1. \[\ce{KNO3 + H2SO4 -> KHSO4 + HNO3}\]
2. \[\ce{C12H22O11 -> 12C + 11H2O}\]
3. \[\ce{S + 2H2SO4 -> 2H2O + 3SO2}\]
