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4676

How many pi-bond(s) is/are present in propene?

  • A. three
  • B. six
  • C. two
  • D. one
View Answer & Discuss (5) WAEC 2025
4677

Which of the following compounds would readily undergo addition reaction?

  • A. ethane
  • B. butene
  • C. ethanol
  • D. benzene
View Answer & Discuss (2) WAEC 2025
4678

The number of moles of KOH present in 200cm\(^3\) of 5.6 g dm\(^{-3}\) solution is  [KOH = 56 g mol\(^{-1}\)]

  • A. 2.01
  • B. 1.12
  • C. 0.02
  • D. 0.01
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4679

A covalent hydride which does not exist as a gas at room temperature is

  • A. H\(_2\)O
  • B. BH\(_3\)
  • C. HCl
  • D. H\(_2\)S
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4680

In the electrolysis of dilute hydrochloric acid at the anode

  • A. Oxygen gas is given off
  • B. hydrogen gas is given off
  • C. chlorine gas is given off
  • D. hydrogen chloride gas is given off
View Answer & Discuss (4) WAEC 2025
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