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प्रश्न
Write ‘True’ or ‘False’ in front of following statement.
Liquid oxygen is used for burning fuel in spaceships.
विकल्प
True
False
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उत्तर
True.
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संबंधित प्रश्न
The most abundant element in the earth’s crust.
A chemical called oxygenated water.
Fill in the blank:
Manganese dioxide acts as a _________.
Fill in the blanks:
Oxygen is collected by the __________ displacement of ________.
How will you identify oxygen in the laboratory ?
Complete and balance the following equation
S + O2 →
Statement given below is incorrect. Write the correct statement :
Calcium burns in oxygen with a golden-yellow flame.
Tick (√ ) the most appropriate answer.
When sulphur burns in oxygen, the colour of the flame is :
Give reasons for the following:
patients suffering from lung problems are kept in an oxygen tent.
Give reason for the following:
Oxygen gas does not affect moist blue litmus paper, but carbon dioxide turns it slightly pink.
