Question

Write the chemical name of
(a) Lime water
(b) The white insoluble solid formed on
reaction of carbon dioxide with lime
water.
​

Answer 1

(a) Calcium hydroxide Ca(OH)2.

(b) Calcium carbonate CaCO3.

These droplets were present in air as moisture which got condensed on the cooler walls of glass tumbler. This shows the presence of water vapour in air.

Hope it is helpful.

Answer 2

Answer:

(a) Calcium hydroxide Ca(OH)2.

(b) Calcium carbonate CaCO3.

Explanation:

These droplets were present in air as moisture which got condensed on the cooler walls of glass tumbler. This shows the presence of water vapour in air.