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प्रश्न
Two substances which undergo rapid oxidation.
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उत्तर
Sodium, carbon.
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संबंधित प्रश्न
A chemical called oxygenated water.
Fill in the blank :
____________ discovered the oxygen gas.
Fill in the blank:
Oxygen is slightly _________ than air.
How will you obtain dry oxygen in the laboratory?
Complete and balance the following equation
S + O2 →
Statement given below is incorrect. Write the correct statement :
Oxygen is prepared in laboratory by treating hydrogen oxide with manganese dioxide.
Tick (√ ) the most appropriate answer.
Sodium burns in oxygen with a flame which is :
Tick (√ ) the most appropriate answer.
When sulphur burns in oxygen, the colour of the flame is :
Write fully balanced equation for the following :
Na2O + H2O →
Give reason for the following:
Oxygen gas does not affect moist blue litmus paper, but carbon dioxide turns it slightly pink.
