Kinetics (six experiments):
Determine the temperature coefficient and energy of activation of
acid hydrolysis of methyl acetate, using linear least squares
calculation.
Study the inversion of sucrose in presence of two acids,
polarimetrically using Guggenheim plots, and hence determine the
relative strengths of the acids.
Study the saponification of ethyl acetate by sodium hydroxide and determine
the temperature coefficient and energy of activation.
Study the autocatalytic reaction between oxalic acid and KMnO4
and determine the order of the reaction using half-life method
Study the mutarotation of glucose in presence of acid by
polarimetric method, and investigate the influence of acid
strength on the rate of reaction. (Use two conc. of HCl acid,
base influence not required)
Study the kinetics of oxidation of ethanol by chromium (VI) and hence find the order of the reaction by half-life method.
Conductometry and pH-metry (six experiments):
Determine the equivalent conductivity of acetic acid at infinite
dilution by Kohlrausch's method (deg. of dissoc. not
required.)
Determine the strengths of the components of the following
mixture by conductometric titration using NaOH solution
(standardize the NaOH solution using oxalic acid and
phenolphthalein): Hydrochloric acid and Acetic acid
Determine the strengths of the components of the following
mixture by conductometric titration using NaOH solution
(standardize the NaOH solution using oxalic acid and
phenolphthalein): Sulphuric acid and Copper sulphate
Determine the dissociation constant of acetic acid pH-metrically
using Hendersen equation.
Determine the strengths of the components of the following
mixture by pH-metric titration using NaOH solution
(standardize the NaOH solution using oxalic acid and
phenolphthalein): Hydrochloric acid and acetic acid
Determine the strengths of the components of the following mixture by pH-metric titration using NaOH solution (standardize the NaOH solution using oxalic acid and phenolphthalein): Hydrochloric acid and oxalic acid
Spectrophotometry, Refractometry and Miscellaneous (seven experiments.):
Verify Beer's law of spectrophotometry for solutions of varying concentrations
of KMnO4/ K2Cr2O7/ CuSO4.
Determine the composition of the ferric-thiocyanate complex
spectrophotometrically by Job's method of continuous variation.
Verify the mixture law of refraction for a binary mixture of
EITHER (i) ethanol (dehydrated) and butanol OR (ii) methanol and
propanol. Construct also an additional calibration curve for
refractive index of the mixtures and hence determine the
composition of the given unknown binary mixture.
Determine the molar mass of the polystyrene sample by viscometric
method using toluene as solvent
Study the complex formation between cupric ion and ammonia by
distribution method using chloroform and determine the
composition of the complex
Perform theoretical calculations on the internuclear potential energy diagram of hydrogen molecular ion (ground electronic level only) using a list of optimum orbital exponent k, and employing a suitable programmable-calculator software.