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प्रश्न
A commercial sample of hydrogen peroxide marked as 100 volume H2O2, it means that
विकल्प
1 ml of H2O2 will give 100 ml O2 at STP
1 L of H2O2 will give 100 ml O2 at STP
1 L of H2O2 will give 22.4 L O2
1 ml of H2O2 will give 1 mole of O2 at STP
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उत्तर
1 ml of H2O2 will give 100 ml O2 at STP
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संबंधित प्रश्न
Volume strength of 1.5 N H2O2 is
Explain the preparation of hydrogen using electrolysis.
Which of the following statement(s) is/are correct in the case of heavy water?
(i) Heavy water is used as a moderator in nuclear reactor.
(ii) Heavy water is more effective as solvent than ordinary water.
(iii) Heavy water is more associated than ordinary water.
(iv) Heavy water has lower boiling point than ordinary water.
Rohan heard that instructions were given to the laboratory attendent to store a particular chemical i.e., keep it in the darkroom, add some urea in it, and keep it away from dust. This chemical acts as an oxidising as well as a reducing agent in both acidic and alkaline media. This chemical is important for use in the pollution control treatment of domestic and industrial effluents. Write the name of this compound.
Rohan heard that instructions were given to the laboratory attendent to store a particular chemical i.e., keep it in the darkroom, add some urea in it, and keep it away from dust. This chemical acts as an oxidising as well as a reducing agent in both acidic and alkaline media. This chemical is important for use in the pollution control treatment of domestic and industrial effluents. Write the name of this compound. Explain why such precautions are taken for storing this chemical.
What is the importance of heavy water?
Give a method for the manufacture of hydrogen peroxide and explain the reactions involved therein.
What mass of hydrogen peroxide will be present in 2 litres of a 5 molar solution? Calculate the mass of oxygen which will be liberated by the decomposition of 200 mL of this solution.
Hydrogen peroxide is obtained by the electrolysis of ______.
The volume of '10 Vol' of H2O2 required to liberate 500 mL O2 at NTP is ______.
