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प्रश्न
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.
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उत्तर
Potassium nitrate crystals on heating strongly yield potassium nitrite and oxygen gas.
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संबंधित प्रश्न
The natural way of adding oxygen to air which involves green plants is called
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Oxygen is slightly _________ than air.
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Write ‘True’ or ‘False’ in front of following statement.
Under laboratory conditions, the oxygen gas is insoluble in water.
State any four physical properties of oxygen gas.
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