Chemistry
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.
Related Questions
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.
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.
Write the equation for the reaction of magnesium sulphate solution with barium chloride solution.
Choose from the list of substances – Acetylene gas, aqua fortis, coke, brass, barium chloride, bronze, platinum.
An aqueous salt solution used for testing sulphate radical.