CHEMISTRY HOMEWORK & TESTS SCHEDULED FOR FIRST TERM

GRADE 7

  1. Copy all the notes on Chapter 1: Scientific Inquiry.
  2. Copy all the notes on Chapter 2: Measurement in Science. Read and underline/highlight the main points in Chapter 2: Measurement in Science. Work out the following questions at the end of Unit 1: Measurement in Science: Pages 29-32 Multiple Choice Questions 2, 3 and 8. Short Answer Questions 5(a) and 6.
  3. A first written test is scheduled immediately after correcting the homework on Unit 2: Measurement in Science. Students are therefore advised to start revising this chapter as soon as the correction of its homework begins.
  4. Copy all the notes on Chapter 3 Matter. Read and underline/highlight the main points in Chapter 3: Matter. Work out the following questions at the end of Unit 3: Everything is about Matter: Pages 87-93 Multiple Choice Questions 1, 2, 4, 6, 7, 8, 11 and 12. Structured Questions 4 and 5.
  5. A second written test is scheduled immediately after correcting the homework on Unit 3: Matter. Students are therefore advised to start revising this chapter as soon as the correction of its homework begins.
  6. Using the notes in your copybook and textbook, prepare a two sheet (four pages) summary of the chapters Scientific Enquiry, Measurement and Matter. As a third test, you will have to recite (learn by heart) your summary two to three weeks before the end of first term. Your summary should be in question (in red ink) and answer (in blue ink) format and should answer at least the following questions:
    1. List five safety rules to be followed in the chemistry laboratory.
    2. What are the steps involved in the scientific method?
    3. What should you write down if you are asked what is observed?
    4. In what forms can scientific data be represented?
    5. Name the apparatus that are used, in the chemistry laboratory, to measure:
      1. the mass of some salt,
      2. the volume of a liquid chemical,
      3. the volume of oxygen produced in a chemical reaction,
      4. the time it takes for hydrochloric acid to corrode a magnesium ribbon,
      5. the temperature of a liquid chemical.
    6. State one way in which chemists use data loggers in the field.
    7. What is matter?
    8. Draw labelled diagrams to represent how the particles are arranged and how they move in:
      1. the solid state,
      2. the liquid state,
      3. the gas state.
    9. Draw a table to compare the properties of the three states of matter.
    10. What happens to the temperature and to the physical state of a solid if it is heated?
  7. A fourth, written test based on the notes in the book, copybook, exercise book and on the summary is also scheduled two to three weeks before the end of the first term.

GRADE 8

  1. Copy all the notes on Chapter 1: Scientific Inquiry.
  2. Copy all the notes on Chapter 2: Measurement. Read and underline/highlight the main points in Unit 1: Measurement in Science. Work out the following questions at the end of Unit 1: Measurement in Science: Pages 22-24 Questions 2 and 4.
  3. A first written test is scheduled immediately after correcting the homework on Unit 1: Measurement in Science. Students are therefore advised to start revising this chapter as soon as the correction of its homework begins.
  4. Copy all the notes on Chapter 3: Mixtures and Separation Techniques. Read and underline/highlight the main points in Unit 3: Mixtures and Separation Techniques. Work out the following questions at the end of Unit 3: Mixtures and Separation Techniques: Pages 78-82 Multiple Choice Questions 2, 4, 5, 6, 7 and 9. Structured Questions 1, 2, 3 and 6.
  5. A second written test is scheduled immediately after correcting the homework on Unit 3: Mixtures and Separation Techniques. Students are therefore advised to start revising this chapter as soon as the correction of its homework begins.
  6. Using the notes in your copybook and textbook, prepare a two sheet (four pages) summary of the chapters Scientific Enquiry, Measurement in Science and Mixtures and Separation Techniques. As a third test, you will have to recite (learn by heart) your summary two to three weeks before the end of the first term. Your summary should be in question (in red ink) and answer (in blue ink) format and should answer at least the following questions:
    1. What should a question about a studied phenomenon ask?
    2. What are the steps involved in planning and conducting a simple laboratory investigation?
    3. In what forms can data be recorded?
    4. What questions should be asked in drawing and writing conclusions?
    5. How can the results be acquired and presented using ICT?
    6. What are the steps involved in writing a short report?
    7. Which instrument can be used to measure the mass of a powder sample in the chemistry laboratory?
    8. Draw and label a measuring cylinder, a burette, a pipette and a gas syringe.
    9. Compare the relative density of solids, liquids and gases.
    10. Define the term mixture.
    11. State some properties of mixtures
    12. What is an alloy?
    13. How is a solution different from a suspension?
    14. State the composition and the uses of the following alloys:
      1. brass,
      2. bronze,
      3. steel,
      4. stainless steel.
    15. List some magnetic materials.
    16. Draw separate diagrams to show how named mixtures can be separated by:
      1. magnetic attraction,
      2. filtration,
      3. decantation
      4. evaporation.
  7. A fourth, written test based on the notes in the book, copybook, exercise book and on the summary is also scheduled two to three weeks before the end of the first term.

GRADE 9 (NATIONAL CERTIFICATE OF EDUCATION ASSESSMENT)

  1. Copy all the notes on Chapter 1: Scientific Inquiry.
  2. Copy all the notes on Chapter 2: The Atmosphere and Environment Around Us. Read and underline/highlight the main points in Chapter 2: The Atmosphere and Environment Around Us. Pages 40-44 Multiple Choice Questions 3, 6 and 10. Structured Question 2, 4 and 5.
  3. A first written test will be given immediately after correcting the homework on Chapter 2: The Atmosphere and the Environment Around Us. Students are therefore advised to start revising this chapter as soon as the correction of its homework begins.
  4. Copy all the notes on Chapter 3: Mixtures and Separation Techniques. Read and underline/highlight the main points in Chapter 3: Mixtures and Separation Techniques. Pages 61-64 Multiple Choice Questions 2, 4 and 6. Structured Questions 1, 4 and 5.
  5. A second written test will be given immediately after correcting the homework on Chapter 3: Mixtures and Separation Techniques. Students are therefore advised to start revising this chapter as soon as the correction of its homework begins.
  6. Using the 2020 Syllabus prepare a two sheet (four pages) summary of the chapters Scientific Inquiry, The Atmosphere and Environment Around Us and Mixtures and Separation Techniques. As a third test, you will have to recite your summary two to three weeks before the first term examinations. Your summary should be in question (in red ink) and answer (in blue ink) format and should answer at least the following questions:
    1. What are the steps of the carbon cycle?
    2. What is eutrophication and how is it harmful?
    3. Define the term greenhouse gas and explain what is global warming.
    4. How is air important? (burning, respiration, photosynthesis)
    5. What is filtration?
    6. What is crystallisation?
    7. What is sublimation as a separation technique?
    8. What is distillation?
    9. What is chromatography?
    10. Draw separate diagrams to show how named mixtures can be separated by:
      1. filtration
      2. crystallisation
      3. sublimation
      4. distillation
      5. chromatography
  7. A fourth, written test based on the 2020 Syllabus, on the notes in the book, copybook, exercise book and on the summary is also scheduled two to three weeks before the end of the first term.

GRADE 10

  1. Copy all the notes on Chapter 1 States of Matter. Read and underline/highlight the main points in Chapter 1: States of Matter. Pages 23-28 Exercise 1 Foundation questions 1, 2, 5, 8 and 13. Challenge questions 2 and 5.
  2. A first written test is scheduled immediately after correcting the homework on Chapter 1: States of Matter. Students are therefore advised to start revising this chapter as soon as the correction of its homework begins.
  3. Copy all the notes on Chapter 2: Atoms, Elements and Compounds. Read and underline/highlight the main points in Chapter 2: Atoms, Elements and Compounds. Pages 88-89 Exercise 4 Foundation questions 2, 6, 8 and 15. Pages 107-111 Exercise 5 Foundation questions 2, 4, 8 and 21.
  4. A second written test is scheduled immediately after correcting the homework on Chapter 2: Atoms, Elements and Compounds. Students are therefore advised to start revising this chapter as soon as the correction of its homework begins.
  5. Copy all the notes on Chapter 3: Chemical Bonding and Structure. Read and underline/highlight the main points in Chapter 3: Chemical Bonding and Structure. Pages 122-124 Exercise 6 Foundation questions 3, 4 and 16. Pages 141-144 Exercise 7 Foundation questions 1, 2, 7, 18 and 20. Challenge question 6.
  6. A third written test is scheduled immediately after correcting the homework on Chapter 3: Chemical Bonding and Structure. Students are therefore advised to start revising this chapter as soon as the correction of its homework begins.
  7. On a sheet of paper, prepare a summary containing all Chemistry Formulae covered during the first term.
  8. On another sheet of paper, prepare a summary containing Chemistry Definitions and Terms covered during the first term.
  9. In a small copybook, recopy Chemistry Experiments and Labelled Diagrams covered during the first term.
  10. As a fourth test, you will have to recite (learn by heart) the above Chemistry Summaries (stated in parts 7 and 8 above) two to three weeks before the end of the first term.
  11. A fifth, written test based on Chemistry Experiments and Labelled Diagrams is also scheduled two to three weeks before the end of the first term.

GRADE 11 (SCHOOL CERTIFICATE)

  1. Copy all the notes on Chapter 15: Chemistry of the Environment. Read and underline/highlight the main points in Chapter 15: Chemistry of the Environment. Pages 449-451 Exercise 20 Foundation questions 7, 8, 12, 13 and 14.
  2. A first written test is scheduled immediately after completing Chapter 15: Chemistry of the Environment. Students are therefore advised to start revising this chapter as soon as the correction of its homework begins.
  3. Copy all the notes on Chapter 5: Electrochemistry. Read and underline/highlight the main points in Chapter 5: Electrochemistry. Pages 327-330 Exercise 15 Foundation questions 1, 2, 10, 14, 18 and 19.
  4. Copy all the notes on Chapter 7: Physical and Chemical Changes. Read and underline/highlight the main points in Chapter 7: Physical and Chemical Changes.
  5. A second written test is scheduled immediately after completing Chapter 5: Electrochemistry and Chapter 7: Physical and Chemical Changes. Students are therefore advised to start revising this chapter as soon as they have finished copying the notes on Chapter 7: Physical and Chemical Changes.
  6. Copy all the notes on Chapter 8: Rate of Reaction. Read and underline/highlight the main points in Chapter 8: Rate of Reaction. Pages 402-405 Exercise 18 Foundation questions 1, 4, 6, 8 and 10. Challenge question 4.
  7. A third written test is scheduled immediately after completing Chapter 8: Rate of Reaction. Students are therefore advised to start revising this chapter as soon as the correction of its homework begins.
  8. On a sheet of paper, update your summary containing all Chemistry Formulae covered during the first term.
  9. On another sheet of paper, update your summary containing Chemistry Definitions and Terms covered during the first term.
  10. On still another sheet of paper, update your summary containing Chemistry General Equations covered during the first term.
  11. In a small copybook, update your Chemistry Experiments and Labelled Diagrams covered during the first term.
  12. As a fourth written test, you will have to recite (learn by heart) the above Chemistry Formulae and Definitions two to three weeks before the end of the first term.
  13. A fifth, written test based on Chemistry Experiments and Labelled Diagrams is also scheduled two to three weeks before the end of the first term.

GRADE 12

  1. Copy all the notes on Chapter 1: Atomic Structure. Read and underline/highlight the main points in Unit 2: Atomic Structure. N1994P4Q1, J2007P1Q4, N2007P1Q4, N2000P3Q4, N2003P1Q31, N2005P2Q1 and J2010P22Q1.
  2. A first written test is scheduled immediately after correcting the homework on Unit 1: Atomic Structure. Students are therefore advised to start revising this chapter as soon as the correction of its homework begins.
  3. Copy all the notes on Chapter 2: Atoms, Molecules and Stoichiometry. Read and underline/highlight the main points in Unit 1: Atoms, Molecules and Stoichiometry. J1990P1Q5, N2000P3Q3, J1990P1Q2, J2002P1Q3, J1998P3Q31 and N1990P3Q1(b).
  4. A second written test is scheduled immediately after correcting the homework on Unit 2: Atoms, Molecules and Stoichiometry. Students are therefore advised to start revising this chapter as soon as the correction of its homework begins.
  5. Copy all the notes on Chapter 3: Chemical Bonding. Read and underline/highlight the main points in Unit 3: Chemical Bonding. J1998P3Q5, N2002P1Q5, N2002P1Q6, N2010P12Q33, N2011P11Q32, J2005P2Q12(c) and J2007P2Q1(a)(b)(c).
  6. A third written test is scheduled immediately after correcting the homework on Unit 3: Chemical Bonding. Students are therefore advised to start revising this chapter as soon as the correction of its homework begins.
  7. On a sheet of paper, prepare a summary containing all Chemistry Formulae covered during the first term.
  8. On another sheet of paper, prepare a summary containing Chemistry Definitions and Terms covered during the first term.
  9. In a small copybook, recopy Chemistry Descriptions & Mechanisms and Labelled Diagrams covered during the first term.
  10. As a fourth test, you will have to recite (learn by heart) the above Chemistry Summaries (stated in parts 4, 5 and 7 above) two to three weeks before the end of the first term.
  11. A fifth, written test based on Chemistry Descriptions & Mechanisms and Labelled Diagrams is also scheduled two to three weeks before the end of the first term.

GRADE 13 (HIGHER SCHOOL CERTIFICATE)

  1. Copy all the notes on Chapter 7: Equilibria. Read and underline/highlight the main points in Unit 7.2: Ionic Equilibria. Topic 7 Part II: Ionic Equilibria. N1990P1Q10, N1993P4Q10, N1997P3Q10, N1995P4Q33, N2008P1Q32, J1997P1Q3 and J1998P2Q1.
  2. Copy all the notes on Chapter 7: Equilibria. Read and underline/highlight the main points in Unit 7.3: Partition Coefficient. N2002P6Q6 and J2009P4Q8(a)(b).
  3. A first written test is scheduled immediately after correcting the homework on Unit 7.3. Students are therefore advised to start revising this chapter as soon as the correction of homework on Partition Coefficient begins.
  4. Copy all the notes on Chapter 8: Reaction Kinetics. Read and underline/highlight the main points in Unit 8: Reaction Kinetics. J1991P1Q15, J1995P4Q9, J2000P3Q1, J1990P1Q34, J1992P4Q34, N2011P43Q2(b) and J2012P41Q2(b).
  5. A second Advanced Practical Skills test is scheduled during one of the practical classes. To ensure that you attend and give the best of yourself during any practical class, you will not be notified about the exact date of this practical assessment.
  6. A third written test is scheduled immediately after correcting the homework on Unit 8. Students are therefore advised to start revising this chapter as soon as the correction of homework on Reaction Kinetics begins.
  7. Copy all the notes on Chapter 6: Electrochemistry. Read and underline/highlight the main points in Unit 6: Electrochemistry. J1990P1Q17, J1990P1Q35, N2003P4Q3(a), J1990P1Q9, J1995P4Q34, N2002P2Q1, J1990P1Q10, J1991PQQ35 and J2005P4Q1.
  8. Copy all the notes on Chapter 11: Group 17 The Halogens. Read and underline/highlight the main points in Unit 11: Group 17. J1994P4Q18, N2000P3Q15, J2008P1Q16, J2004P1Q36, N2005P1Q31, J2006P2Q3 and N2011P42Q1(a).
  9. On a sheet of paper, prepare a summary containing all Chemistry Formulae covered during the first term.
  10. On another sheet of paper, prepare a summary containing Chemistry Definitions and Terms covered during the first term.
  11. In a small copybook, recopy Chemistry Descriptions & Mechanisms and Labelled Diagrams covered during the first term.
  12. As a fourth test, you will have to recite (learn by heart) the above Chemistry Summaries (stated in parts 9, 10 and 11 above) two to three weeks before the end of the first term.
  13. A fifth, written test based on first term Chemistry Descriptions & Mechanisms and Labelled Diagrams is also scheduled two to three weeks before the end of the first term.