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1

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
View Answer & Discuss (17) JAMB 1978
2

Water can be obtained as the only product during the?

  • A. combustion of hydrocarbons
  • B. neutraliization of an acid by base
  • C. combustion of hydrogen
  • D. electrolysis of brine
View Answer & Discuss (5) JAMB 2009
3

In the industrial production of hydrogen from natural gas, carbon (IV) oxide produced along with the hydrogen is removed by?

  • A. washing with water under pressure
  • B. passing the mixture into lime water
  • C. using ammoniacal copper (l) chloride
  • D. drying over phoshorus (V) oxide
View Answer & Discuss (9) JAMB 1995
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4

Which of the following compounds has the lowest boiling point?

  • A. C\(_4\)H\(_10\)
  • B. CH\(_3\)COOH
  • C. H\(_2\)O
  • D. C\(_2\)H\(_5\)OH
View Answer & Discuss (5) WAEC 2020
5

The nucleus of a hydrogen  atom consist of a?

  • A. 1 proton only
  • B. 1 proton, 2 neutron
  • C. 1 neutron only
  • D. 1 electron only
View Answer & Discuss (11) JAMB 2021
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