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Two gas cylinders contain ethylene (ethene) and acetylene respectively. One test which can be used...

Chemistry
JAMB 1978

Two gas cylinders contain ethylene (ethene) and acetylene respectively. One test which can be used to distinguish between them is by?

  • A. passing each gas through bromine water
  • B. passing each gas through dilute potassium permanganate solution
  • C. passing each gas through silver nitrate solution
  • D. treating each gas catalytically with excess hydrogen gas
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Correct Answer: Option C
Explanation

Acetylene reacts with ammoniacal AgNO3 solution to form a white precipitate of silver acetylide (AgC-=Cag) but ethylene does not

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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
JAMB CBT 2024 - Candidates, Schools, Centres, Resellers - Get Ready!
JAMB CBT Mobile App 2024 - Free Download
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
JAMB CBT 2024 - Candidates, Schools, Centres, Resellers - Get Ready!
JAMB CBT Mobile App 2024 - Free Download
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709