Advertisements
Advertisements
प्रश्न
Colour of the precipitate formed on adding NaOH solution to iron (II) sulphate solution is ______.
विकल्प
White
Brown
Green
Pale blue
Advertisements
उत्तर
Colour of the precipitate formed on adding NaOH solution to iron (II) sulphate solution is green.
\[\ce{\underset{(Dirty Green , (Colourless) gelatinous ppt.)}{FeSO4 + 2NaOH -> Fe(OH)2} + Na2SO4}\]
APPEARS IN
संबंधित प्रश्न
Write the probable colour of the following salt:
Ammonium salts
Write the probable colour of the following salt:
Iron (III) chloride
Write the probable colour of the following salt:
Ferrous sulphate
Write the probable colour of the following salt:
Aluminium acetate
Write the colour of the following salt : Ferric salts.
Write the colour of the following salt : Calcium salts.
One chemical test that would enable you to distinguish between the following pair of chemicals. Describe what happens with each chemical or state 'no visible reaction'.
Sodium sulphate solution and sodium chloride solution.
Write balanced equation for the following reaction:
Chlorine and cold dilute sodium hydroxide solution.
Write the observation, and balanced equation for the following reaction:
Moist starch iodide paper is placed at the mouth of a test tube containing chlorine gas.
The questions (i) to (v) refer to the following salt solutions listed A to F:
- Copper nitrate
- Iron (II) sulphate
- Iron (III) chloride
- Lead nitrate
- Magnesium sulphate
- Zinc chloride
- Which two solutions will give a white precipitate when treated with dilute hydrochloric acid followed by barium chloride solution?
- Which two solutions will give a white precipitate when treated with dilute nitric acid followed by silver nitrate solution ?
- Which solution will give a white precipitate, when either dilute hydrochloric acid or dilute sulphuric acid is added to it?
- Which solution becomes a deep/inky blue colour when excess of ammonium hydroxide is added to it ?
- Which solution gives a white precipitate with excess ammonium hydroxide solution?
