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331

Which of the following are structural isomers?

  • A. propanoic acid and propan-1, 2-diol
  • B. Propanal and propanone
  • C. Ethanoic acid and propanoic acid
  • D. Ethan-1, 2-diol and ethanoic acid
View Answer & Discuss (12) JAMB 2005
332

In the purification of impure samples of ethyl ethanoate synthesized by esterification, concentrated sodium trioxocarbonate (IV) solution is used to remove

  • A. water
  • B. basic impurities
  • C. acidic impurities
  • D. ethoxyethane
View Answer & Discuss (4) JAMB 2005
333

How many hydrogen atoms does a single ring cycloalkane have less than the corresponding open-chain alkane?

  • A. Two
  • B. Three
  • C. Four
  • D. One
View Answer & Discuss (4) JAMB 2005
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334

Equal moles of ethyne and hydrogen iodide react to give

  • A. CH2 = CH2
  • B. CH2 - CHI
  • C. CH3 - CI
  • D. CH2 = CHI
View Answer & Discuss (7) JAMB 2005
335

A substance that is used as a ripening agent for fruits is

  • A. ethene
  • B. propene
  • C. methane
  • D. butane
View Answer & Discuss (12) JAMB 2005
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