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Chemistry Past Questions

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4576

In the laboratory preparation of Chlorine, the gas is passed through a wash bottle of water to 

  • A. dilute it
  • B. absorb HCl gas
  • C. neutralize it
  • D. absorb the Cl\(_2\) gas
View Answer & Discuss (6) JAMB 2025
4577

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
View Answer & Discuss (7) JAMB 2025
4578

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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4579

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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4580

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
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