Name the product formed when water reacts with a) Sodium b) Calcium c) Calcium oxide d) Carbon Dioxide
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Solution
1) Reaction of water with sodium :
2Na + 2H2O 2NaOH + H2
2) Reaction of water with calcium :
Ca + 2H2O Ca(OH)2 + H2
3) Reaction of calcium oxide with water :
CaO + H2O Ca(OH)2
4) Reaction of water with carbon dioxide :
CO2 + H2O H2CO3