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Chemistry 2011 JAMB Past Questions

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1
What is the concentration of a solution containing 2g of NaOH in 100cm3 of solution?
[Na = 23, O = 16, H = 1]
  • A. 0.40 mol dm-3
  • B. 0.50 mol dm-3
  • C. 0.05 mol dm-3
  • D. 0.30 mol dm-3
View Answer & Discuss (14) JAMB 2011
2
Which of the following properties is NOT peculiar to matter?
  • A. kinetic energy of particles increase from solid to gas
  • B. Random motion of particles increases from liquid to gas
  • C. Orderliness of particles increases from gas to liquid
  • D. Random motion of particles increases from gas to solid
View Answer & Discuss (4) JAMB 2011
3
From the diagram above, an ideal can be represented by
  • A. M
  • B. N
  • C. K
  • D. L
View Answer & Discuss (7) JAMB 2011
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4
Which of the following questions is correct about the periodic table?
  • A. The non-metallic properties of the elements tend to decrease across each period
  • B. The valence electrons of the elements increase progressively across the period
  • C. Elements in the same group have the same numbeer of electron shells
  • D. Elements in the same period have the number of valence electrons
View Answer & Discuss (1) JAMB 2011
5

The relative atomic mass of a naturally occurring lithium consisting of 90% \(^7 _3\)Li and \(^6 _3\)10% Li is

  • A. 6.9
  • B. 7.1
  • C. 6.2
  • D. 6.8
View Answer & Discuss (19) JAMB 2011
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