Advertisements
Advertisements
Question
In the laboratory preparation of oxygen from hydrogen peroxide answer the following:
Name the catalyst used in the preparation and state it’s function.
Advertisements
Solution
Catalyst used in preparation of oxygen is manganese dioxide. It increased the speed of decomposition of H202.
APPEARS IN
RELATED QUESTIONS
A metal highly resistant to rusting.
A mixture of oxygen and carbon dioxide used for artificial respiration.
What happens when potassium nitrate is heated ?
What is rusting?
Write the balanced chemical equation of the manganese dioxide.
Oxygen of the air is utilised for ‘combustiop’ and for ‘respiration’. Compare the two with a suitable examples.
In the laboratory preparation of oxygen from hydrogen peroxide answer the following:
State the word equation for the reaction involving the above preparation of oxygen.
Give the main experimental points only to demonstrate that magnesium.
Name the following:
The gas required for both combustion and rusting.
In Rockets, along with fuel, oxygen is also carried for combustion – why?
