Explain terms QA & QC.
[3 marks]Explain various factors affecting Rf value in paper Chromatography
[4 marks]Discuss theory and instrumentation of HPLC.
[7 marks]Enlist different types of errors.
[3 marks]Define the term: TQM
[4 marks]Explain Lambert Beer’s law of absorption with derivation.
[7 marks]Write notes on Chemical shift, shielding, deshielding effect and spin-spin coupling.
Write a short note on column preparation.
[3 marks]Write a note on FID used in GC.
[4 marks]Define the term: co-precipitation and post precipitation. Explain Gravimetric estimation of Ni.
[7 marks]Define the term: Stoichiometry
[3 marks]Write a short note: Nitrogen rule.
[4 marks]Write a short note on Finger print region. How will you distinguish Ethanol and dimethyl ether using IR spectrum?
[7 marks]Enlist method of preparation of TLC plates.
[3 marks]Define various ways of expression of concentration and its importance in analytical techniques
[4 marks]An organic compound (molecular formula: C H O ) exhibits the following6122 spectral data: IR: 3330 cm-1(m), 3042 cm-1(m), 2862 cm-1(w), 1722 cm-1(s), 1405 cm-1 UV: λmax at 268 nm NMR: δ 1.1 (6H, singlet), 2.1 (3H,singlet), 2.6 (2H,singlet), 3.9 (1H, singlet) Deduce the structure of the compound.
[7 marks]How will you distinguish inter and intra-molecular hydrogen bonding using IR spectroscopy?
[3 marks]Explain Spectroscopic behavior of p-hyhroxy benzoic acid.
[4 marks]Analysis of sample gave following values of Cu content: 41.20, 41.33, 41.60, 41.37 and 41.27.Calculate the mean, median, standard deviation, coefficient of variance and range.
[7 marks]Write the characteristic requisites for a solvent to act as mobile phase.
[3 marks]Derivertisation is needed in GC - Justify the statement
[4 marks]What is good laboratory practices? Explain in detail.
[7 marks]Define the term: Derivertization
[3 marks]What do you mean by TGA? Explain application of it.
[4 marks]What are titrations? Explain EDTA titration in detail with procedure and calculation.
[7 marks]