Answer:
(a) When CO2is
passed through calcium hydroxide solution (taken in test tube B), i.e.,
limewater, it turns milky due to the formation of insoluble calcium carbonate
(CaCO3)
(b) Test tube A
Test tube
B
(c) If
ethanol is taken instead of ethanoic acid, no change will occur because ethanol
is a very weak acid and hence cannot decompose to
give gas.
No
reaction
(d) When
quick lime (CaO) is added to water in a test tube. Some of it will dissolve to
form calcium hydroxide (lime water) while majority of it remains suspended.
Filter the solution. The clear solution thus obtained is called lime water.
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