Sodium nitroprusside, when added to an alkaline solution of sulphide ions, produces purple colour ion due to the formation of
As we have learnt,
Sulphide ions are detected in solution by adding Sodium Nitroprusside solution. A Violet coloration confirms the presence of Sulphide ions in solution
Hence, the correct answer is Option (4)
Study 40% syllabus and score up to 100% marks in JEE
5 g of Na2SO4 was dissolved in x g of H2O. The change in freezing point was found to be 3.820C. If Na2SO4 is 81.5% ionised, the value of x (K
A capacitor is made of two square plates each of side 'a' making a very small angle
A solution of m-chloroaniline, m-chlorophenol and m-chlorobenzoic acid in ethyl acetate was extracted initially with a saturated solution of NaHCO3 to give fraction A. The leftover organic phase was extracted with d