When carbon dioxide is passed through lime water, the solution turns milky, but, on prolonged passage, the solution turns clear. This is because
the calcium carbonate formed initially is converted to soluble calcium bicarbonate on passage of more carbon dioxide
the reaction is reversible and lime water is regenerated
the calcium bicarbonate formed initially is converted to soluble calcium carbonate on passage of more carbon dioxide
the initially formed insoluble compound is soluble in carbonic acid
For election to the Lok Sabha, a nomination paper can be filed by
Miscellaneous · Easy
In a month if the seventh day is three days earlier than Saturday,then the nineteenth day of the month will be a
Miscellaneous · Easy
Which among the following events happened earliest ?
Miscellaneous · Easy
An 80-litre solution of alcohol and water has 75% alcohol. How much water (in litres) must be added to bring down the concentration of alcohol to 60%?
Miscellaneous · Easy