What are different retention mechanisms in chromatography? Elaborate any two in detail.
[6 marks]Discuss the various development techniques of paper chromatography
[5 marks]Discuss Van Deemter equation in detail.
[5 marks]Discuss advantages and limitations of instrumental analysis.
[5 marks]Explain validation and describe the validation of instrumental analytical methods.
[6 marks]What is S/Nratio? explain sources of noise in instrumental analysis
[5 marks]Discuss the various types of potentiometric titrations. And discuss any one in detail.
[5 marks]Write working principle of glass electrode. Write the disadvantage of use of glass electrode.
[6 marks]Discuss membrane electrodes in detail.
[5 marks]Describe factors affecting conductance.
[5 marks]Define conductance. Describe the applications of conductometry.
[6 marks]Explain conductometric titration curve for weak acid against strong base with suitable example.
[5 marks]What is difference between DSC and DTA? Write applications of both.
[5 marks]Describe the working of DME. And discuss the advantages and disadvantages of DME.
[6 marks]Define: 1. R . 2. Diffusion current. 3. Residual current 4. Resolution 5. HETP f
[5 marks]Distinguish the following pairs: 1. Normal phase and reverse phase chromatography 2. Equivalent conductance and specific conductance. Q. 6 (a) Define thermogravimetry and classify them, discuss factors affecting thermogravimetric curve.
[6 marks]Discuss instrumentation of Polarimeter.
[5 marks]Stripping voltametry has high sensitivity. (ii) Supporting electrolytes are used in polarography. (iii)Zinc silicate is used in TLC
[ marks]Write note on following :
[6 marks]Write a note on differential pulse polarography.
[5 marks]Write comment on following
[5 marks]Amperometric titration (ii) Half wave potential
[ marks]