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2011

Cambridge IGCSE · 0620 · Paper 2 · Theory (Core)

Chemistry 0620/23 Oct/Nov 2011 past paper

Cambridge IGCSE Chemistry (0620) Paper 2 (Theory (Core)), variant 3, Oct/Nov 2011: the question paper and its official mark scheme, 7 questions worth 80 marks, with the grade thresholds. Free to open, no account needed.

Questions
7
Marks
80
Open the question paperMark scheme

File names: 0620_w11_qp_23 · 0620_w11_ms_23

Grade thresholds for 0620/23 Oct/Nov 2011

The minimum raw marks Cambridge set for each grade on this component (out of 80). Thresholds change every session and variant, so always compare your score with the paper you actually sat.

ABCDE
0044034

Topics in this paper

Which syllabus chapters 0620/23 Oct/Nov 2011 tested, by marks. Each chapter links to every past-paper question on it.

ChapterQuestionsMarks
Organic chemistry226
Chemistry of the environment218
Atoms, elements and compounds115
Electrochemistry114
Chemical reactions17

Questions in 0620/23 Oct/Nov 2011

  1. Question 1Chemistry of the environment · 9 marks

    For Examiner’s Use 1 The diagram shows fi ve different pieces of laboratory glassware, …

  2. Question 2Atoms, elements and compounds · 15 marks

    For Examiner’s Use 2 Many of the elements in the Periodic Table are metals. (a) State one common use for each of the following metals. (i) copper (ii) platinum (iii) aluminium (b) Lead is a metal in Group IV of …

  3. Question 3Chemical reactions · 7 marks

    For Examiner’s Use 3 Hydrogen peroxide decomposes slowly at room temperature to form water and oxygen. The reaction is catalysed by manganese(IV) oxide. …

  4. Question 4Organic chemistry · 11 marks

    For Examiner’s Use 4 Natural gas and the hydrocarbons obtained from the distillation of petroleum are important fuels. (a) State the name of the main substance present in natural gas. (b) Petroleum is a thick liquid. Describe the liquid state …

  5. Question 5Electrochemistry · 14 marks

    For Examiner’s Use 5 (a) Match the phrases on the left with the defi nitions on the right. The fi rst one has been done for you. relative formula mass an atom that has become charged molecule the smallest part …

  6. Question 6Chemistry of the environment · 9 marks

    For Examiner’s Use 6 When coal is heated in the absence of air, coke is formed together with a gas called coal gas and a liquid which contains ammonia. (a) Coke is largely carbon. State one use of coke in …

  7. Question 7Organic chemistry · 15 marks

    For Examiner’s Use 7 Ethanol, C2H5OH, is a member of the alcohol homologous series. (a) (i) Give two characteristics of a homologous series. 1. 2. (ii) Draw the structure of ethanol showing all atoms and bonds. (b) One use of …

Other Chemistry papers from Oct/Nov 2011

Questions students ask

Where can I get the 0620/23 Oct/Nov 2011 mark scheme?
Open the mark scheme above - it is the official Cambridge scheme for this exact paper (0620_w11_ms_23), and on a wide screen it sits beside the question you are reading.
Which topics came up in 0620/23 Oct/Nov 2011?
Mostly Organic chemistry, Chemistry of the environment, Atoms, elements and compounds. The full list is in the table above.
Do I need an account to open 0620/23 Oct/Nov 2011?
No. Every paper opens for free without signing in. A free account also saves your pen marks and records your score against the grade thresholds.