Question

Ashok wanted his house to white washed. he bought 10 kgs of quick lime from the market and dissolved it in 30 liters of water. on adding lime to water he noticed that bubbles were produced and the solution becomes hot. give reason and name the product formed

Answer 1

because of formation of Ca(OH)2 and huge amount of energy is released and CO2 is formed

Answer 2

Answer:

Observations - When CaO is added to water - i) CaO reacts with water to form Ca(OH)2i.e. slaked limeit is a combination reaction (ii) It is a highly exothermic reaction, which causes the evolution of heat and bubbles. (iii) the solid calcium oxide puffs up.