Chemistry
Select the correct answer from A, B, C, D and E –
(A) : Nitroso Iron (II) sulphate
(B) : Iron (III) chloride
(C) : Chromium sulphate
(D) : Lead (II) chloride
(E) : Sodium chloride.
The compound which is responsible for the green colour formed when SO2 is bubbled through acidified potassium dichromate solution.
Related Questions
Identity the substance 'R' based on the information given below : The pale green solid 'R' turns reddish brown on heating. It's aqueous solution gives a white precipitate with barium chloride solution. The precipitate is insoluble in mineral acids.
Give one test each to distinguish between the following pairs of chemical solutions:
(i) ZnSO4 and ZnCl2
(ii) FeCl2 and FeCl3
(iii) Calcium nitrate soln. and Calcium chloride soln.
State your observation – (i) A piece of moist blue litmus paper (ii) paper soaked in potassium permanganate solution - is introduced in each case into a jar of sulphur dioxide.
Write the equation for the reaction of magnesium sulphate solution with barium chloride solution.