The gas liberated when sodium carbonate reacts with dilute hydrochloric acid
is passed through lime water, a white precipitate is formed. But when the same
gas is passed through lime water in excess, precipitate is not visible. Why?
Answers
Answered by
22
Answer:
When excess of carbon dioxide is passed in lime water, calcium carbonate is converted to calcium bicarbonate which is soluble, hence the milkiness due to calcium carbonate disappears.
Similar questions