2.1 Study the structural formula below. For this compound, write down the:2.1.1 Homologous series to which it belongs (1)2.1.2 IUPAC name (2)2.1.3 IUPAC name of the organic acid used in its preparation (1)2.1.4 STRUCTURAL FORMULA of its straight chain (unbranched) functional isomer (2) 2.2 Write down the structural formula of 4-methylpentan-2-one. (3) 2.3 Consider the … Read more
MULTIPLE-CHOICE QUESTIONS Various options are provided as possible answers to the following questions. Choose the answer and write only the letter (A–D) next to the question number (1.1–1.10) in the ANSWER BOOK, for example 1.11 D. 1.1 The acceleration due to gravity on Earth is greater than that on the moon.Which ONE of the following … Read more
1.1 The IUPAC name of an organic compound with molecular formula C7H14O2:A HeptanalB Heptan-1-olC Heptan-2-olD Heptanoic acid (2) 1.2 Which ONE of the following structures is the functional group of aldehydes? 1.3 Which ONE of the following equations represents a cracking process? 1.4 The potential energy diagram for a chemical reaction is shown below. I: … Read more
4.1.1 Dineo was classified as a Category I tropical storm with a maximum average wind speed of 95 miles per hour. NOTE: 50 miles = 80,4672 km Convert (rounded off to TWO decimal places) the maximum average wind speed to kilometers per hour. (3) 4.1.2 The distance between two vertical gridlines on the map is approximately … Read more
Use ANNEXURE D to answer the questions that follow. 3.1.1 If the numbering system for the properties follows the same pattern, as shown on the main map, determine the street address of the property marked H. (3) 3.1.2 Use measurement and the given scale to determine the actual dimensions (in metres) of the rectangular property … Read more