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When air is blown from mouth into a test-tube containing lime water, the lime water turned milky due to the presence of
(a) oxygen
(b) carbon dioxide
(c) nitrogen
(d) water vapour
Answers (1)
Ans.(b)
Carbon dioxide turns lime water milky and this is a conformation test for the presence of Carbon dioxide.
Hence option (b) is correct.
View full answer
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