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प्रश्न
Write fully balanced equation for the following :
Ca(OH)2 + CO2 →
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उत्तर
Ca(OH)2 + CO2 → CaCO3 + H2O
Lime water Carbon Calcium Water
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संबंधित प्रश्न
What are the two ways in which nitrogen fixation occurs?
Fill in the blank space by choosing the correct word from the given list.
List: sulphurous, nitric acid, red lead oxide paint, oxygen, phosphoric
Sulphur dioxide gas dissolves in water to form ___________ acid.
Write ‘True’ or ‘False’ in front of following statement.
The catalyst used in laboratory preparation of oxygen gas from hydrogen peroxide gas is magnesium oxide
Fill in the blanks
Plants and animals maintain the balance of carbon ___________and _________ in the air.
Give a reason why nitrogen is filled in food packets and not oxygen.
Give word equation for the following conversion:
Nitric oxide to nitrogen dioxide
Analogy
Photosynthesis : _____ :: Respiration : Oxygen
Write about the reaction of nitrogen with non metals.
Oxygen is used to oxidize ______.
On a Sunday morning Paheli’s friend visited her home. She wanted to see some flowering plants in the nearby garden. Both of them went to the garden. While returning from the garden they also observed some flowering plants on the road side. But to their surprise they found that the leaves and flowers of these roadside plants were comparatively very dull. Can you help them to know why?
