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प्रश्न
Fill in the blank space by choosing the correct word from the given list.
List: oxygen, carbonic, suIphur dioxide gas, precipitation, helium
Every nine parts of water by weight contains eight parts by weight of _________.
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उत्तर
Every nine parts of water by weight contains eight parts by weight of oxygen.
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संबंधित प्रश्न
Why is potassium chlorate not used for laboratory preparation of oxygen ?
Give four uses of oxygen.
Fill in the blank:
Oxygen is slightly _________ than air.
How will you identify oxygen in the laboratory ?
Complete and balance the following equation
S + O2 →
Complete and balance the following equation
Al + O2 →
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.
Statement given below is incorrect. Write the correct statement :
Calcium burns in oxygen with a golden-yellow flame.
Write fully balanced equation for the following :
Na2O + H2O →
Write about the combustible property of Oxygen.
