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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
What happens when potassium nitrate is heated
Give four uses of oxygen.
The natural way of adding oxygen to air which involves green plants is called
Fill in the blank:
Oxygen is ___________ to litmus testing.
Complete and balance the following equation
\[\ce{N2 + O2 ->[3000°C]}\]
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.
Statement given below is incorrect. Write the correct statement :
Oxygen is prepared in laboratory by treating hydrogen oxide with manganese dioxide.
Write ‘True’ or ‘False’ in front of following statement.
Under laboratory conditions, the oxygen gas is insoluble in water.
Tick (√ ) the most appropriate answer.
Sodium burns in oxygen with a flame which is :
Mention the physical properties of oxygen.
