Section A: (15 x 1 mark – 15 marks) Question 1 Which of the following lists of hydrocarbons includes an alkane, an alkene and an alkyne? A. Methane, methene, methyne B. 1-methyloctane C. Propane, propene, C3H8 D. CH4, C2H4, C3H4 Question 2 What is the systematic name of the following molecule? A. 1-dimethylheptane B. 1-ethylheptane C. Nonane D. 1-methyloctane Question 3 What are structural isomers best described as? A. Different arrangements of the atoms in compounds that have the same molecular formula B. Atoms of an element with different mass numbers C. Different structures of an element D. Different arrangements of molecules in covalent lattices Question 4 What is the systematic name for the hydrocarbon represented by the semistructural formula CH3CH=CHCH2CH3? This study source was downloaded by 100000774734491 from CourseHero.com on 08-20-2022 08:50:08 GMT -05:00 https://www.coursehero.com/file/161338062/organic-chemistry-topic-test-2022docx/ Name: A. Pent-3-ene B. Pent-2-ene C. But-2-ene D. Hex-2-ene Question 5 Which of the following is not the formula of an alkane? A. C4H10 B. C7H16 C. C11H22 D. C15H30 Question 6 Which of the following is the formula for a carboxylic acid? A. CH3CH2CH2COH B. CH3CH2CH2OH C. CH3CH2CH2COOH D. CH3CH2CH2CH3 Question 7 An organic compound has the following structure. What is the name of the compound? A. 2-ethyl-3-methylpentane B. Octane C. 3,4-dimethylhexane D. 3-methyl-4-ethylpentane Question 8 The structure that is not an isomer of C8H18 is: A. This study source was downloaded by 100000774734491 from CourseHero.com on 08-2