CHEM1001 A & E Deferred Final Examination: Fall 2019 Page 2of 13Part A: Short Answer –Answer each of the twelve questions with a few sentences or equations where necessary. (5 marks each) A1.Fill in the following table about quantum numbers. Name Symbol Relates to ____ of an orbital Range Principal quantum number n Size and energy 1, 2, 3, 4, … , ∞Azimuthal quantum number l Shape 0, 1, 2, 3, … , (n-1) Magnetic quantum number mlOrientation -l to +l Spin quantum number msSpin direction of electrons -1/2or 1/21 mark for each correct answer (5) A2.a) List the three bonds required to form a triple bond between two C atoms.
b) Draw an example of a delocalized π system. (such as benzene or any conjugated system) (2)A3.Write the four reactions that constitute the Chapman cycle; indicate which reactions produce ozone and which destroy ozone.
A4. a)Order the following bonds (bolded) from least polar to most polar. CH4< H2O < HF (3) b) Determine whether this molecule is polar or not. Explain.