FAD1018 Final 2022-2023

Basic Chemistry II Final Examination for 2022/2023 Semester 2. Source file: 2022_2023 - FAD1018.pdf from /home/kuumin/tmp/downloads/Archives2/past_year_finals/

Exam Information

  • Course: FAD1018 - Basic Chemistry II
  • Academic Year: 2022/2023
  • Semester: 2
  • Total Marks: 120 marks (verified)
  • Format: Section A (short answer) + Section B (long answer)

Topic Distribution

Topic Marks Percentage
Organic General 35 29.2%
Solubility Product 18 15.0%
Ionic Equilibria 13 10.8%
Thermochemistry 12 10.0%
Kinetic Chemistry 12 10.0%
Chemical Equilibrium 9 7.5%
Stereochemistry 9 7.5%
Phase Equilibrium 9 7.5%
Electrochemistry 3 2.5%

Question Breakdown

Section A

  1. Ionic Equilibria (18 marks)

    • Kc and Ksp expressions
    • Unit determination

  2. Ionic Equilibria (24 marks)

    • Barium hydroxide dissociation
    • H⁺ concentration calculation

  3. Phase Equilibrium (18 marks)

    • Water phase diagram
    • Phase transitions
    • Triple point

  4. Stereochemistry (18 marks)

    • Mirror images
    • Chiral centers
    • Stereoisomer relationships

  5. Organic General (30 marks)

    • Reagent identification (A-E)
    • Reaction conditions
    • Organic synthesis

  6. Organic General (18 marks)

    • Polymer reactions
    • Diamine reactions
    • Cross-linking

  7. Thermochemistry (18 marks)

    • Enthalpy definitions
    • Standard enthalpy of formation
    • Standard enthalpy of combustion

  8. Kinetic Chemistry (18 marks)

    • Reaction mechanism
    • Rate law determination
    • Rate-determining step

  9. Electrochemistry (18 marks)

    • Galvanic vs electrolytic cell differences

Section B

  1. Chemical Equilibrium (90 marks)

    • N₂O₄ ⇌ 2NO₂ equilibrium
    • Kc and Kp calculations
    • Temperature effects (Le Chatelier)
    • Equilibrium moles calculation

  2. Thermochemistry (90 marks)

    • Phase diagram interpretation
    • Hexane-heptane boiling point diagram
    • Ideal solution behavior
    • Enthalpy calculations

  3. Kinetic Chemistry (90 marks)

    • Arrhenius equation
    • Activation energy calculation
    • Rate constant at different temperatures
    • Energy profile diagram

  4. Solubility Product (90 marks)

    • Sodium formate pH
    • Hydrolysis of salts
    • BaF₂ precipitation
    • Common ion effect

  5. Stereochemistry (90 marks)

    • Azo dye synthesis
    • Acetic anhydride reactions
    • Structure determination
    • Stereochemical analysis

  6. Solubility Product (90 marks)

    • Compound F, G, H identification
    • Ozonolysis products
    • Iodoform reaction
    • Carbonyl chemistry

Key Topics Tested

[!important] Balanced Coverage This paper had a good mix of organic and physical chemistry:

  • Organic General (29.2%)
  • Solubility Product (15.0%)
  • Ionic Equilibria (10.8%)
  • Thermochemistry (10.0%)

Notable Features

  1. Emphasis on organic synthesis — Multiple-step synthesis problems
  2. Integrated topics — Questions combined multiple concepts
  3. Phase diagrams — Both single and binary component systems
  4. Salt hydrolysis — Detailed calculations

Study Recommendations

  1. Practice organic synthesis — Multi-step transformation problems
  2. Master equilibrium calculations — Both Kc and Kp
  3. Know phase diagrams — Interpretation and calculations
  4. Understand reaction mechanisms — Rate-determining steps

Related Course

Related Topics