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When substance X was added to a solution of bromine water, the solution became colourless....

Chemistry
WAEC 2018

When substance X was added to a solution of bromine water, the solution became colourless. X is likely to be

  • A. propane
  • B. propanoic acid
  • C. propyne
  • D. propanol
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Correct Answer: Option C
Explanation

Thus bromine water will be decolorized by alkynes due to the presence of two pi bonds available for reaction!


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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
WAEC offline past questions - with all answers and explanations in one app - Download for free
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
WAEC offline past questions - with all answers and explanations in one app - Download for free
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709