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Chemistry 1988 JAMB Past Questions

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41
Use the graph above to answer this question. The mass of a substance, M, liberated at an electrode during electrolysis is proportional to the quantity of electricity, Q passing through the electrolyte. This is represented graphically by.
  • A. A
  • B. B
  • C. C
  • D. D
View Answer & Discuss (1) JAMB 1988
42
The diagram above shows the reaction path of an exothermic reaction. The heat of reaction is represented by
  • A. l
  • B. ll
  • C. lll
  • D. lV
View Answer & Discuss (2) JAMB 1988
43
The IUPAC name for
  • A. 2-methylbutanoic acid
  • B. 2-methyl-1- hydroxyketone
  • C. 2-methyl-1-hydroxy aldehyde
  • D. 2-methylpentanoic acid
View Answer & Discuss JAMB 1988
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44

Carbon (ll) oxide may be collected as shown above because 

  • A. is heavier than air
  • B. is less dense than air
  • C. is insoluble in water
  • D. burns in oxygen to form carbon (IV) oxide
View Answer & Discuss (4) JAMB 1988
45
The acidic hydrogen in the compound is the hydrogen attached to carbon number
  • A. 5
  • B. 4
  • C. 3
  • D. 1
View Answer & Discuss (5) JAMB 1988
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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
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WAEC offline past questions - with all answers and explanations in one app - Download for free
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts