Laboratory Course IV: Organic Chemistry Practical

Quantitative analysis (any five)

i.                    Determination of the percentage and number of hydroxyl groups in an organic compounds by acetylation method.

ii.                  Estimation of amines/phenols using bromate bromide solution

iii.                Determination of iodine and saponification value of an oil sample

iv.                Determination of neutralization equivalent of the acid.

v.                  Estimation of sulphur by messenger or fusion method.

vi.                Estimation of halogen by fusion or stepnow’s method.

vii.              Estimation of nitrogen by kjeldahl’s method.

Spectrophotometric Estimations

a)         Inorganic Chemistry (any three)

i.                    Manganese/chromium in steel.

ii.                  Nickel/Iron by extractive spectrophotometric method.

iii.                Flouride/nitrite/phosphate

iv.                Iron-phenanthroline complex: Job’s methods of continuous variation.

v.                  Zirconium-alizarin Red-S complex: Mole ratio method.

b)         Organic Chemistry (any three)

i.                    Protein

ii.                  Carbohydrate

iii.                Cholesterol

iv.                Phenol

Tanin