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Chemistry 2012 JAMB Past Questions

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6
l . Evaporation. ll. Sublimation. lll. Diffusion. IV. Brownian motion.
Which of the above can correctly be listed as evidences for the particulate nature of matter?
  • A. I and lll only
  • B. ll and lV only
  • C. l, ll and lll only
  • D. l, ll, lll and lV
View Answer & Discuss (7) JAMB 2012
7

If the elements X and Y have atomic numbers 11 and 17 respectively, what type of bond can they form?

  • A. Dative
  • B. Covalent
  • C. Ionic
  • D. Metallic
View Answer & Discuss (4) JAMB 2012
8

A hydrogen atom which has lost an electron contains

  • A. one proton only
  • B. one neutron only
  • C. one proton and one neutron
  • D. one proton, one electron and one neutron
View Answer & Discuss (11) JAMB 2012
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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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9
The electronic configuration of Mg 2+ is
  • A. ls 22s 22P 63s23P2
  • B. Is22s22P6
  • C. ls22s22p63s2
  • D. ls22s22P4
View Answer & Discuss (5) JAMB 2012
10
Group VII elements are
  • A. monoatmic
  • B. good oxidizing agents
  • C. highly electropositive
  • D. electron donors
View Answer & Discuss (4) JAMB 2012
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts