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प्रश्न
What happens when potassium nitrate is heated
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उत्तर
Potassium nitrate on heating gets converted into molten potassium nitrite with the release of oxygen.
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संबंधित प्रश्न
A chemical called oxygenated water.
An oxide and a carbonate containing oxygen.
Taking hydrogen peroxide, how would you prepare oxygen in the laboratory ?
Give four uses of oxygen.
How is oxygen naturally renewed in air ?
What happens when Sulphur burns in oxygen ? Also give the balanced chemical equation for the reaction.
Fill in the blank space by choosing the correct word from the given list.
List: sulphurous, nitric acid, red lead oxide paint, oxygen, phosphoric
Phosphorus pentaoxide on dissolving in water forms _________ acid.
(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?
Describe what you will observe and write fully balanced equation when the following is introduced in a jar of oxygen.
Burning magnesium
State three uses of oxygen, other than artificial respiration.
