Sodium carbonate crystals on exposure to a dry atmosphere...
Sodium carbonate crystals on exposure to a dry atmosphere change to a white powder. This phenomenon is known as?
deliquescence
hygroscopy
oxidation
efforescence
sublimation
Correct answer is D
No explanation has been provided for this answer.
A radioactive solid is best stored ...
How many lone pair (s) of electrons is present in HF? ...
Carbon is deposited in the exhaust pipes of cars because of ...
The reddish–brown rust on iron roofing sheets consists of ...
Which of the following gases is used to retard the vaporization of the filament in a light bulb? ...
A sample of any of the following substances disappears after some time when exposed to air like...
Which of the following compounds will impart a brick-red colour to a non-luminious bunsen flame? ...