1. Demonstrate with a detailed, stepwise mechanism using proper
arrow pushing notation, the oxidative breakdown of pyruvate through
the step that releases GTP (ATP) in the Kreb Cycle (30 pts).
3. BORNEOL OXIDATION: SYNTHESIS OF CAMPHOR
a. Draw a detailed electron pushing mechanism for the reaction
proposed above.
b. In your aqueous extraction (using the separatory funnel),
do you expect the
organic layer to be on top or bottom? What is the crucial
physical property that
you need to know, in order to answer this question?
c. Scenario: you are doing your aqueous wash with (mildly
basic!) NaHCO3 (step
6), and cap the separatory funnel while chatting with your lab...
write a detailed mechanism for a) the hydrolysis of methyl
salicylate in basic solution b) the acetylation of salicylic acid
in acidic solution and c) the acetylation of vanillin in basic
solution.
Show each arrow pushing mechanisms between silver nitrate in
ethanol with each of the following alkyl halides: 1-bromobutane,
2-bromobutane, 2-bromo-2-methylpropane, bromocyclohexane,
bromobenzene, and α-bromotoluene
Q7.A)Discuss the stability of Cyclopropan, cyclobutane,
cyclopentane and cyclcohexane?
B)Write the chemical reactions and detailed mechanism of the
following addition reaction of cyclohexane
i. Catalytic hydrogenation of cyclopropane
ii. Addition of hydrogen halides to cyclopropane
iii. Hydration of cyclopropane
C)Write the chemical reactions and detailed mechanism of the
following reactions of Cyclohexane
iv. Halogentation sulphonation
v. Combustion
vi. Aromatization
vii. Oxidation
Write a detailed summary about the working principle of Schottky
diodes, photodiodes, solar cells and light emitting diodes (LEDs).
You can use any source you want, but please include your sources in
the “References” section of your summary!
Write a detailed summary about the working principle of Schottky
diodes, photodiodes, solar cells and light emitting diodes (LEDs).
You can use any source you want, but please include your sources in
the “References” section of your summary!