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प्रश्न
The natural way of adding oxygen to air which involves green plants is called
पर्याय
photosynthesis
respiration
burning
dissolution
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उत्तर
photosynthesis
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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 ?
Give four uses of oxygen.
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\[\ce{N2 + O2 ->[3000°C]}\]
Complete and balance the following equation
Al + O2 →
Statement given below is incorrect. Write the correct statement :
Calcium burns in oxygen with a golden-yellow flame.
Write ‘True’ or ‘False’ in front of following statement.
Liquid oxygen is used for burning fuel in spaceships.
Write fully balanced equation for the following :
Na2O + H2O →
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