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Chemistry JAMB Past Questions

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2416

Carbohydrates can generally be represented by the general formula C\(_x\)(H\(_2\)O)\(_y\), for fructose the value for "X" is

  • A. 3
  • B. 12
  • C. 5
  • D. 6
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2417

If a gold bar and a silver bar are tied together firmly and left for years, some of the gold particles will be found in the silver bar due to

  • A. Brownian movement
  • B. diffusion
  • C. displacement
  • D. osmosis
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2418

A metal that can be found in the free state in nature is

  • A. silver
  • B. Zinc
  • C. Iron
  • D. copper
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
2419

Which of the following has the highest boiling point?

  • A. CH\(_3\)CH\(_2\)OH
  • B. CH\(_3\)CH\(_2\)CH\(_2\)Cl
  • C. CH\(_3\)CH\(_2\)CH\(_2\)CH\(_2\)CH\(_2\)CH\(_3\)
  • D. CH\(_3\)CH\(_2\)CH\(_2\)OH
View Answer & Discuss (1) JAMB 2025
2420

From the graph, it can be inferred that

  • A. the solubility of X and Y is the same at all temperature
  • B. the solubility of X, Y and Z is temperature dependent
  • C. solubility of Z increases as temperature increases
  • D. solubility of Y increases steadily as temperature increases
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