Under what soil condition do you think a farmer would treat the soil of his fields with quick lime (calcium oxide) or slaked lime (calcium hydroxide) or chalk (calcium carbonate)?
If the soil is acidic in nature (PH below 7) then such field should be treated with quick lime (calcium oxide) or slaked lime (calcium hydroxide) or chalk (calcium carbonate).
Provide Some Important MCQ Questions for Class 10 Science Acids, Bases and Salts with Answers?
Give two important uses of washing soda and baking soda.
What is a neutralisation reaction? Give two examples.
Plaster of Paris should be stored in a moisture-proof container. Explain why?
A milkman adds a very small amount of baking soda to fresh milk.
(a) Why does he shift the pH of the fresh milk from 6 to slightly alkaline?
(b) Why does this milk take a long time to set as curd?