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Chemistry Past Questions

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231

According to the kinetic theory, an increase in temperature causes the kinetic energy of particles to

  • A. Decrease
  • B. Increase
  • C. Remain constant
  • D. Be zero
View Answer & Discuss (1) JAMB 2003
232

I. H = 1S\(^1\) II. N = 1S\(^2\) 2S\(^2\)2P\(^3\)  III. O = 1S\(^2\) 2S\(^2\) 2P\(^4\) IV. Zn = 1S\(^2\) 2S\(^2\) 2P\(^6\) 3S\(^2\) 3P\(^6\) 4S\(^2\) 3d\(^{10}\)
From the above, which of the following pairs is like to be paramagnetic?

  • A. I and II
  • B. I and III
  • C. I and IV
  • D. III and IV
View Answer & Discuss (30) JAMB 2003
233

A gas exerts pressure on its container because

  • A. some of its molecules are moving faster than others
  • B. of the collision of the molecules with each other
  • C. of the mass of the molecules of gas
  • D. the molecules of a gas collide with the walls of the container
View Answer & Discuss (20) JAMB 2003
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234

When cathode rays are deflected onto the electrode of an electrometer, the instrument becomes

  • A. negatively charged
  • B. positvely charged
  • C. neutral
  • D. bipolar
View Answer & Discuss (18) JAMB 2003
235

The weakest attractive force that can be observed between two molecules is

  • A. ionic
  • B. covalent
  • C. coordinate covalent
  • D. van der Waals
View Answer & Discuss (1) JAMB 2003
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts