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Chemistry Past Questions

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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
1591

Half-cell reaction. From the data above , it can be deduced that the most powerful reducing agent of the four metals is

  • A. Cu
  • B. Fe
  • C. Ba
  • D. Zn
View Answer & Discuss (5) JAMB 1993
1592
In the diagram above, curve X represents the energy profile for a homogeneous gaseous reaction. Which of the following conditions would produce curve Y for the same reaction?
  • A. Increase in temperature
  • B. Increase in the concentration of a reactant
  • C. Addition of a catalyst
  • D. Increase in pressure
View Answer & Discuss (6) JAMB 1993
1593

The two functional groups in the above compound are

  • A. alcohol and amine
  • B. acid and amine
  • C. aldehyde and acid
  • D. ketone and amine
View Answer & Discuss (8) JAMB 1993
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1594
The IUPAC nomenclature for the compound above is
  • A. dimethlhexane
  • B. 3,5 dimethylhexane
  • C. 1.1 dmethyl, 3 methylpentane
  • D. 2.4 dimethylhexane
View Answer & Discuss (6) JAMB 1993
1595
The function of the copper (ll)tetraoxosulphate (IV) in dilute H2SO4 in the figure above is to
  • A. dry the gas
  • B. absorb phosphine impurity
  • C. absorb ethene impurity
  • D. from an acetylide with ethyne
View Answer & Discuss (2) JAMB 1993
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