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प्रश्न
Statement given below is incorrect. Write the correct statement :
Calcium burns in oxygen with a golden-yellow flame.
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उत्तर
Sodium burns in oxygen with a golden yellow flame.
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संबंधित प्रश्न
Fill in the blank :
____________ discovered the oxygen gas.
The natural way of adding oxygen to air which involves green plants is called
Why is potassium chlorate is not used for laboratory preparation of oxygen ?
How will you obtain dry oxygen in the laboratory?
How will you identify oxygen in the laboratory ?
Fill in the blank space by choosing the correct word from the given list.
List: sulphurous, nitric acid, red lead oxide paint, oxygen, phosphoric
Potassium nitrate crystals on heating strongly yield potassium nitrite and ________ gas.
Write ‘True’ or ‘False’ in front of following statement.
Liquid oxygen is used for burning fuel in spaceships.
Tick (√ ) the most appropriate answer.
The catalyst used in the preparation of oxygen from hydrogen peroxide is :
Tick (√ ) the most appropriate answer.
Sodium burns in oxygen with a flame which is :
State three uses of oxygen, other than artificial respiration.
