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Q2— Section header —
Q1— Section header —
1.10\ in the ANSWER BOOK, for example 1.11
1.1A compound with the general formula C 2n+2 is an ... alkane. alkene. alkyne. alcohol. (2\
1.2Which ONE of t he following is a product in ALL neutralisation reactions? NaC (2\
1.3Which ONE of the following pairs of products formed during the catalytic oxidation of ammonia and H and and
1.8Which ONE of the following is a NON SPONTANEOUS redox reaction Refer to the Table of Standard Reduction Potentials (Table 4A or 4B\. (aq\
1.10Graph the solid line\ below was obtained for the reaction of 100 cm of a 0,1 mol solution with excess magnesium powder.
Q2— Section header —
2.1Write down the LETTER that represents a compound that
2.1.1Has a carbonyl group (1\
2.1.2Is an alcohol (1\
2.1.3Is a CHAIN ISOMER of CH (CH (1\
2.2Write down the:
2.2.1IUPAC name of compound
2.2Structural formula of compound (2\
2.2.3IUPAC name of a POSITIONAL isomer of compound (3\ Compo und is formed when a carboxylic acid reacts with another organic compound. rite down the:
Q3— Section header —
3.1Define the term boiling point
3.2For curve rite down a conclusion that can be drawn from the above results.
3.3Identify the curve or at represents each of the following
3.3.1Alkanes (1\
3.3.2Carboxylic acids (1\
3.4xplain the answer
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Q4— Section header —
4.1Write down the type of reacti represented by
4.1.1(1\
4.1(1\
4.1(1\
4.2Write down the:
4.2.1NAME or FORMULA of the catalyst needed for reaction (1\
4.2.2NAME or FORMULA of the inorganic reagent needed for reaction (1\
4.2.3Type of a ddition reaction represented by reaction (1\
4.2IUPAC name of compound (2\ Use structural formulae to write down a balanced equation for reaction Both reaction and take place in the presence of a strong base. State TWO conditions that will favour reaction
Q5— Section header —
5.1State TWO factors that can influence the rate of the reaction above
5.2Write down the NAME or FORMULA of the product that causes the c ross to become invisible. (1\
5.3Give a reason why water is added to the reaction mixture in experiments to (1\ Write down an investigative question for this investigation. (2\ In which experiment ( \ is the reaction rate the
Q7— Section header —
7.1ydrogen carbonate ion react with water according to the following balanced equation: HCO (aq\
7.1.1
7.1.2Write down the FORMULAE of the two acids in the equation above. (2\
7.1.3Write down the formula of a substance in the reaction abov e that can act as an ampholyte.
7.2During an experiment 0,5 of a 0,1 0,8 of NaHCO solution The balanced equation
7.2oncent ration of the hydroxide ions in the solution completion of the reaction
7.2pH of the solution completion of the reaction 13
Q8— Section header —
8.1Give a reason why the reaction above is a redox reaction. (1\
8.2Write down the FORMULA of the oxidising agent in the reaction above (1\ It is found that silver does not react with the hydrochloric acid solution.
8.3Refer to the relative strengths of reducing agents to explain this observation. (3\ he reaction of magnesium with hyd rochloric acid is used in a electrochemical cell as
8.4What is the function of platinum in the cell above (1\ Write down the: nergy conversio n that takes place in this cell (1\
8.5.2Function of (1\
8.5.3Half reaction that takes place at the cathode (2\ ell notation of this cell (3\
8.6Calculate the initial emf of this c ell.
8.7How will the addition of concentrated acid to half cell influence the answer
Q8— Section header —
Q9— Section header —
9.1Write down:
9.1.1ONE word for the underlined phrase above the diagram (1\
9.1.2The type of electrochemical cell illustrated above (1\
9.2In which direction A to B B to A will electrons flow in the external circuit? (1\
9.3Which electrode ( \s the
9.3.1athode (1\
9.3.2Impure copper (1\
9.4How will the mass of electrode change as the reaction proceeds Choose from INCREASE , DECREASE or REMAINS
Q10— Section header —
10.1Write down the NAME of raw material:
10.1.1(1\
10.1.2(1\
10.1(1\
10.2Write down the:
10.2.1NAME of process (1\
10.2NAME of compound
10.2FORMULA of compound (1\ Balanced equation for reaction (3\ The company compares the nitrogen content of ammonium sulphate with that