Synthesis of tetraamminecopper(II) sulphate
Preparation of the complex compound SO4, according to the following procedure: Dissolve the supplied sample in 3 mL distilled water, and then add 5 mL concentrate NH3. Precipitate the tetraammine…
Estimation of the amount of copper present in the supplied sample
The amount of copper present in the supplied sample can be determined by the following way: Step 1. Prepare a standard solution of potassium dichromate and standardize the supplied thiosulphate…
Estimation of the amount of iron present in the supplied sample
The amount of iron present in the supplied sample can be estimated according to the following procedure: Step 1. Prepare approximately 0.0167 M solution of K2Cr2O7 . Step 2. Dilute…