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00000C Y 100120804

containing 7.3 mg/L of Mg(HCO3)2, 40.5 mg/L of ഹറം, 13.6 mg/L of
(25004.

What is dissolved oxygen? What are the factor affecting amount of DO?

PART ८
Answer all questions, each carries10 marks.

Explain the principle and applications of MRI imaging.
What are the applications of UV-visible spectroscopy?

OR
Sketch the high resolution NMR spectrum of CH3-CH2-CH2-O-CH3 How it
differs from its isomer CH3-CH2-O-CH>-CH3?
What are the various types of electronic transitions possible in UV-visible
region? What kind of electronic transition is taking place in red coloured dye of
tomato?
What is glass electrode? Discuss the construction and electrochemical reactions
in it. What is the use of the electrode?
Write the cell reactions, cell representation of Cu-Ag cell given that E°Ag’/Ag
=+0.80 ४ and E° Cu’*/Cu = +034 ५. Calculate the emf of the cell at 25 °C
when [ಗ್ರೊ'] = 0.1 M and [ഡ്‌ | = 0.1 M.

OR
What is electrochemical series? What are its applications?
Oxygen electrode in acid medium is given by 024411”: 46 ೨ 21120 ‏ثم‎ =+1.23
V. Find the electrode potential of the electrode when pH= 0 and pH =14. Judge
whether acidic oxygen rich condition or basic oxygen rich condition is capable
of oxidising 76 10 70” given that Fe” +e > ए" E° = +0.77 V.
Give the instrumentation and procedure of TGA
Mention the important differences and advantages of TGA over DTA

OR
Write a note on HPLC with a neat labelled diagram.
How do you separate organic compounds using HPLC?
Name two types of detectors used in HPLC.
What is poly butadiene rubber? What are the different types of polybutadienes
obtained under different Ziegler-Natta catalysts? Which stereo isomer is
resembled to natural rubber?

What are the applications of nanomaterials?

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