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Chemistry 1988 JAMB Past Questions

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1

Which of the following statements is NOT correct?

  • A. The average kinetic energy of a gas is directly proportional to its temperature
  • B. At constant tempearture, the volume of a gas increases as the pressure increases
  • C. The pressure of a gas is inversely proportional to the density
  • D. The temperature of a gas is directly proportional to its volume
View Answer & Discuss (290) JAMB 1988
2

The ion that may be assumed to have negligible concentration in a sample of water that lathers readily with soap is?

  • A. Mg+
  • B. K+
  • C. CO22-
  • D. HCO3
View Answer & Discuss (10) JAMB 1988
3
A substance S is isomorphous with another substance R. When a tiny crystals of S is added into a supersaturated solution of R?
  • A. S dissolves in the solution
  • B. crystals of R are precipitated
  • C. there is no observable change
  • D. R and S react to generate heat
View Answer & Discuss (4) JAMB 1988
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
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4
Which of the following dilute solutions has the lowest pH value?
  • A. Calcium trioxocarbonate (IV)
  • B. Sodium trioxocarbonate (IV)
  • C. Hydrochloric acid
  • D. Ethanoic acid
View Answer & Discuss (1) JAMB 1988
5
Which of the following in aqueous solution is neutral to litmus?
  • A. NH4CI
  • B. NaCO3
  • C. FeCl3
  • D. NaCl
View Answer & Discuss (4) JAMB 1988
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