Laboratory Course III

Quantitative analysis

1. Separation and determination of two metals Ni-Zn, Cu-Fe and Cu-Ag involving volumetric and gravimetric methods.
2. Separation and determination of three component mixture (one volumetrically and two gravimetrically, any two)

•  Pb+2, Zn+2, Cu+2   
•  Zn+2, Cu+2 Fe+2
•  Cu+2 Fe+2, Ni+2
• Cu+2, Ni+2 Mg+2

Chromatographic separation

Paper chromatography

Separation, identification and determination of Rf value of the following (Any two)
i.    Cu and Cd
ii.    Ni and Mn
iii.    Ni and Co
Thin layer chromatography

• Separation and determination of Rf value of mixture containing metal ions-nickel, manganese, cobalt and zinc.

Column chromatography (Practice Exercise)

• Separation of metal ions by column chromatographic techniques followed by their quantitative determinations.

Flame Photometric Determinations (Demonstrations)

Combined Applications:

• Estimation of three component mixture using different techniques

Synthesis

1. Preparation of selected inorganic complexes and their study by IR spectra (any four)
2. Metal complexes of dimethyl sulphoxide, CuCl2.2DMSO
3. Metal oxalate hydrate complexes, Nickel dioxalate
4. Phosphine, Ph3P and its transition metal complexes
5. Bis acetalacetonate cobalt (II)
6. Trisacetylacetonato iron (III)
7. Cis and trans bis glycinato copper (II) monohydrate
8. [VO(acac)2]