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Chemistry JAMB Past Questions

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2451

If 5g of Iron filling was reacted with excess dilute H\(_2\)SO\(_4\) to evolve hydrogen gas, which came to completion after 10 min, calculate the rate of reaction in g/hr.

  • A. 5
  • B. 30
  • C. 20
  • D. 10
View Answer & Discuss (3) JAMB 2025
2452

The evaluation of petrol from crude oil before it is put on sale is to prevent

  • A. pinking
  • B. reforming
  • C. pyrolysis
  • D. cracking
View Answer & Discuss (1) JAMB 2025
2453

The metal used as a packaging material is

  • A. Al
  • B. Cu
  • C. Fe
  • D. Na
View Answer & Discuss (3) JAMB 2025
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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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2454

The expression above represents

  • A. Avogadro's law
  • B. Boyle's law
  • C. General gas law
  • D. Charles' law
View Answer & Discuss (2) JAMB 2025
2455

The basicity of  C\(_2\)H\(_2\)O\(_4\) is 

  • A. 3
  • B. 4
  • C. 2
  • D. 8
View Answer & Discuss JAMB 2025
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