Advertisements
Advertisements
Question
Tick (√ ) the most appropriate answer.
The catalyst used in the preparation of oxygen from hydrogen peroxide is :
Options
Magnesium oxide
Manganese oxide
Manganese dioxide
Manganese hydroxide
Advertisements
Solution
Manganese dioxide
APPEARS IN
RELATED QUESTIONS
Why is oxygen collected by downward displacement of water?
Why is hydrogen peroxide preferred in the preparation of oxygen gas ?
What happens when potassium nitrate is heated
Statement given below is incorrect. Write the correct statement :
The percentage of oxygen in air by volume, varies from 21% to 22%.
Give balanced equation to obtain oxygen from Silver oxide.
Complete and balance the following equation
\[\ce{N2 + O2 ->[3000°C]}\]
Fill in the blank space by choosing the correct word from the given list.
List: sulphurous, nitric acid, red lead oxide paint, oxygen, phosphoric
The nitric oxide gas reacts with the oxygen and water vapour to form ______ vapour.
Give reasons for the following:
oxygens finds utility in welding & cutting of metals.
Give reason for the following:
Oxygen gas does not affect moist blue litmus paper, but carbon dioxide turns it slightly pink.
Write about the combustible property of Oxygen.
