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प्रश्न
An oxide and a carbonate containing oxygen.
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उत्तर
Mercuric oxide and potassium chlorate.
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संबंधित प्रश्न
Two substances from which oxygen can be obtained at a large scale.
What happens when a glowing splinter is introduced in a jar containing oxygen ?
What happens when mercuric oxide is heated?
Fill in the blank:
Oxygen is slightly _________ than air.
Why is potassium chlorate is not used for laboratory preparation of oxygen ?
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.
Mention the physical properties of oxygen.
Write the reaction of oxygen with non–metals.
Write a note on the rusting process.
