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प्रश्न
Statement given below is incorrect. Write the correct statement :
The oxygen gas turns moist blue litmus red.
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उत्तर
The oxygen gas does not turn moist blue litmus red.
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संबंधित प्रश्न
The most abundant element in the earth’s crust.
An oxide and a carbonate containing oxygen.
Why is oxygen collected by downward displacement of water?
What happens when oxygen gas is passed through alkaline pyrogallol solution ?
Name the three types of oxidation processes. In which of these large amount of heat and light energy are produced?
Fill in the blank :
Oxygen occupies about _____% of air by volume.
What happens when Sulphur burns in oxygen ? Also give the balanced chemical equation for the reaction.
Write ‘True’ or ‘False’ in front of following statement.
Liquid oxygen is used for burning fuel in spaceships.
Tick (√ ) the most appropriate answer.
Sodium burns in oxygen with a flame which is :
(a) Starting from hydrogen peroxide how is oxygen gas prepared in laboratory?
(b) What is the function of manganese dioxide?
(c) Write fully balanced equation for the liberation of oxygen from hydrogen peroxide.
(d) Why is the above method preferred to any other method?
