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Chemistry 2000 JAMB Past Questions

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1

A mixture of iodine and sulphur crystals can be separated by treatment with?

  • A. Water to filter off sulphur
  • B. carbon (IV) sulphide to filter off iodine
  • C. ethanoic acid to filter off sulphur
  • D. methanol to filter off iodine
View Answer & Discuss (38) JAMB 2000
2
Sieving is a technique used to separate mixture containing solid particles of
  • A. small sizes
  • B. large sizes
  • C. differents sizes
  • D. the same sizes
View Answer & Discuss (23) JAMB 2000
3

Which of the following compounds is composed of Al, Si, O and H?

  • A. Epsom salt
  • B. Limestone
  • C. Clay
  • D. Urea
View Answer & Discuss (15) JAMB 2000
Project Topics and Materials, Post-UTME past questions - Download now or upload yours to get paid
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4
50 cm3 of carbon (II) oxide was exploded with 150 cm3 of air containing 20% oxygen by volume. Which of the reactants was in excess?
  • A. Carbon (II) oxide
  • B. Carbon (IV) oxide
  • C. Oxygen
  • D. Nitrogen
View Answer & Discuss (35) JAMB 2000
5

How many moles HCL will be required to react with potassium heptaoxodichromate (VI) to produce 3 moles of chlorine?

  • A. 14
  • B. 12
  • C. 11
  • D. 10
View Answer & Discuss (39) JAMB 2000
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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