Advertisements
Advertisements
प्रश्न
Give balanced chemical equation for the reaction of water with Carbon dioxide.
Advertisements
उत्तर
Carbon dioxide + water → carbonic acid
\[\ce{CO2 + H2O -> H2CO3}\]
APPEARS IN
संबंधित प्रश्न
Give reason On opening a bottle of a cold drink, a fizz sound is heard.
Give balanced chemical equation for the reaction of water with Sodium oxide.
Explain how the peculiar variation of density of water with temperature can cause water— pipes to burst in very cold places.
Give a balanced equation for the following conversion:
Calcium sulphate in permanent hard water to calcium carbonate using sodium carbonate.
Explain why oil spills have an adverse effect on marine life.
Which are the three states of water?
Total earth’s surface covered by water is
On which of the following day is World Water Day observed?
Match the items of Column I with the items of Column II with reference to sewage.
| Column I | Column II | ||
| (a) | Inorganic impurities | (i) | phosphorus and nitrogen |
| (b) | Organic impurities | (ii) | nitrates and phosphates |
| (c) | Nutrients | (iii) | cholera and typhoid |
| (d) | Bacteria | (iv) | pesticides and herbicides |
Fill in the blanks selecting words from the following list
snow, rain, clouds, vapour, evaporation, transpiration.
Water, as ______ goes into atmosphere by the processes of ______ and ______ and forms ______, which on condensation fall in the form of ______ and ______.
