Advertisements
Advertisements
प्रश्न
Why is freshly prepared ferrous sulphate solution used in the ring test?
Advertisements
उत्तर
Freshly prepared ferrous sulphate solution is used in the ring test otherwise. Ferrous sulphate undergoes aerial oxidation and converts to ferric sulphate.
APPEARS IN
संबंधित प्रश्न
How will you prepare the following from nitric acid?
copper nitrate
Name a metal nitrate which on heating is changed into metal.
The nitrate salt which does not give a mixture of NO2 and O2 on heating is ______.
What is meant by the following term?
Fuming nitric acid
Give reason for the following:
Commercial nitric acid is yellow in colour, but when it is diluted with water, it turns colourless.
Give reason for the following:
Concentrated nitric acid is a stronger oxidizing agent.
What happen when (Given balanced equation):
Nitric acid is added to washing soda and the resulting gas is passed through a freshly prepared lime water?
Fill in the blank with appropriate word.
Furning nitric acid is obtained by dissolving an excess of _______ in conc. Nitric acid
Why does pure nitric acid take on a yellowish brown colour when exposed to light?
Dilute nitric acid is generally considered a typical acid except for its reaction with metals. In what way is dilute nitric acid different from other acids when it reacts with metals?
