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M & Sandell E B Textbook of Quantitative Inorganic Analysis, 4th ed Macmillan 1969

Recomended for reference:.

Stumm W & Morgan J J Aquatic Chemistry—An Introduction Empha- sizing Chemical Equilibria in Natural Waters, Wiley-Interscience

1970

Hendrickson J B Cram D J & Hammond G S Organic Chemistry, 3rd ed international student ed McGraw-Hill Kogakusha 1970

Roberts J D & Caserio M J Principles of Organic Chemistry, Benjamin 1965

Moore W J Physical Chemistry, 4th ed Longmans or

Barrow G M Physical Chemistry, McGraw-Hill 1961

Van Olphen H An Introduction to Clay Colloid Chemistry, lnterscience 1963

EXAMINATION Examinations will be conducted in units of the course as required during the academic year as well as in the examination term at the end of the year.

300 LEVEL

In third year, three set courses are offered— Chemistry IIIA, Chemistry IIIB and Chemistry IIIC, following on the corresponding subjects in the second year. It is anticipated that these courses will meet the needs of the majority of students, but variants will be considered for approval and units may be taken singly or in groups by students majoring in disciplines other than Chemistry. The set course structures (including laboratory work) are given below and details of the available units are also listed.

CHEMISTRY IIIA (maximum 47 points)

This subject covers a full year of study and is designed for students tak- ing Chemistry as a major.

Students should taken twenty-five units (200 lectures) with approxi- mately equal numbers from each of the three areas of Physical, Or- ganic and Inorganic Chemistry. Thus the least specialized course would

comprise 9, 8, 8 units but greater specialization in any of the three areas would be possible to the limit 10, 9, 6 units. Provided approval is ob- tained, students may be permitted to substitute units from other courses for certain of the chemistry units.

Physical Chemistry: From 6 to 10 units may be taken with the restriction that 304 and 305 may not be taken together, and similarly with 308 and 309.

101

Organic Chemistry: From 6 to 10 units may be taken with the restriction that 340 may not be taken by Chemistry IIIA students.

320 is compulsory.

Inorganic Chemistry: From 6 to 10 units may be taken with the restriction that 349 may not be taken by Chemistry IIIA students.

LABORATORY WORK Students are required to perform experiments re- lating to the theory units chosen as well as experiments designed to build up general competence in the laboratory. Approximately 21 hours per week will be occupied with laboratory work, and details will be issued at the beginning of each academic year. Assessment of practical work performance will continue throughout the year and will be used in de- termining the result in the subject.

EXAMINATION Some units will be examined terminally, some in the examination term at the end of the year, the distribution depending on the time-table arrangement in each year.

CHEMISTRY IIIB (maximum 23 points)

This subject is intended for students majoring in a Biological Science as well as in Chemistry. In cases where research aptitude has been shown and a good result recorded in the subject, Chemistry IIIB will be accepted as a sufficient qualification for entry to BSc Honours in the School of Chemistry.

Students should take a total of 11 units made up of 6 in Organic Chemistry, 3 in Physical Chemistry and 2 in Inorganic Chemistry.

Physical Chemistry: The units will normally be 305, 309 and 310.

Organic Chemistry: The required 6 units must be selected from 320 (compulsory), 321, 322, 324, 325, 330 and 331.

Inorganic Chemistry: 2 units— 351 (double unit).

LABORATORY WORK This consists of experiments in the three areas covered by the theory units (with emphasis on Organic Chemistry) and occupies twelve hours per week for most of the academic year. Assess- ment of practical work performance will continue throughout the year and will be used in determining the result in the subject. Time-table de- tails will be issued at the beginning of each year.

EXAMINATION Some units will be examined terminally, some in the examination term at the end of the year, the distribution depending on the time-table arrangement in each year.

CHEMISTRY IIIC (maximum 24 points)

This subject is intended for students majoring in Mathematics or a sec- ond Physical Science as well as Chemistry; the units provide a general coverage of all areas of Chemistry. In cases where research aptitude has been shown and a good result recorded in the subject, Chemistry IIIC will be accepted as a sufficient qualification for entry to BSc Honours in the

School of Chemistry.

Students should take a total of 12 units made up of 5 in Physical Chemistry, 4 in Inorganic Chemistry and 3 in Organic Chemistry.

Physical Chemistry: The required 5 units may be selected from the list given below with the exception of 301 and 311. 304 and 305 may not be taken together, and similarly with 308 and 309.

Organic Chemistry: The required 3 units must be selected from 320, 323, 328 and 329 with the restriction that 323 and 329 may not be taken together.

102

Inorganic Chemistry: Generally the 4 units to be recommended are 342, 344, 349 and 350, but others may be selected if approval is given.

LABPRATORY WORK This consists of experiments in the three areas covered by the theory units and occupies twelve hours per week through- out the academic year. Assessment of performance is continuous through- out the year and will be used in determining the result in the subject.

EXAMINATION Some units will be examined terminally, some in the examination term at the end of the year, the distribution depending on the time-table arrangement in each year.

DETAILS FOR 300 LEVEL UNITS

The unit comprises a group of 8 lectures with 6 lectures contributing 1 point to the points score. Each 3 hours per week of laboratory work throughout the year contributes 2 points to the score.

PHYSICAL CHEMISTRY 301 VALENCE THEORY

(12 lectures)

The 'three-electron bond', and its incorporation into valence formulae for diamagnetic and paramagnetic polyatomic molecules. Operators, eigenfunctions, eigenvalues, average values. Energy calculations for H, He, W2 and H2. Born and Oppenheimer approximation. Ruedenberg theory of covalent bonding. Variation theorem and linear combinations of wave- functions. Hückel molecular orbital theory for 7r-electron systems. Electron spin and the Pauli principle.

302 REACTION KINETICS AND FREE RADICALS (16 lectures)

The following topics will be covered: (1) Absolute rate theory. (2) Free radical reactions in the gas phase. (3) Unimolecular reactions in the gas phase. (4) Solvent effects on the rate of chemical reactions. (5) Acid- base catalysed reactions.

303 STATISTICAL THERMODYNAMICS (12 lectures)

Probability, averaging, ensemble theory. Statistical quantities and ther- modynamic functions. Subsystems.

Ideal monatomic, diatomic and polyatomic gases. Chemical equilibrium between gases.

Fermi-Dirac and Bose-Einstein statistics.

304 SURFACE CHEMISTRY (General) (8 lectures)

Thermodynamics of surfaces, properties of curved surface, nucleation.

Surface tension and adsorption in multicomponent systems, surfactant solutions.

The solid-gas interface, adsorption, surface areas, surface structure.

Electrical double layers at interfaces, ion adsorption, coagulation of colloids.

305 SURFACE CHEMISTRY (Biological) (8 lectures)

General thermodynamics of surfaces, properties of insoluble monolayers and bilayers, transport through membranes.

103

Surface tension and adsorption, surfactants at interfaces, micelle forma- tion.

Stabilization and destabilization of colloidal dispersions.

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