When H2S is passed into a solution of iron (III) chloride...
When H2S is passed into a solution of iron (III) chloride, the solution turns
Pale green
Pale red
Brown
Colourless
Correct answer is A
A reaction between Iron (iii) chloride and Hydrogen sulphide leads to the reaction
2FeCl3(aq) + H2S(g) → 2FeCl2(aq) + 2HCl(aq) + S(s)
The colour change is from REDDISH BROWN to PALE GREEN.