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Chemistry 2019 JAMB Past Questions

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46

The IUPAC nomenclature of the compound
H\(_3\)C - CH(CH\(_3\)) - CH(CH\(_3\)) - CH\(_2\) - CH\(_3\)

  • A. 3,4- dimethylhexane
  • B. 2,3- dimethyl pentane
  • C. 2- ethyl hexane
  • D. 2,3- dimethylhexane
View Answer & Discuss (2) JAMB 2019
47

Which of the following gases contains the least number of atoms at s.t.p?

  • A. 1 mole of butane
  • B. 4 moles of chlorine
  • C. 3 moles of ozone
  • D. 7 moles of argon
View Answer & Discuss (11) JAMB 2019
48

What mass of magnesium would be obtained by passing a current of 2 amperes for 2 hours 30 mins, through molten magnesium chloride?
[1 faraday = 96500C, Mg = 24]

  • A. 1.12g
  • B. 4.48g
  • C. 1.80g
  • D. 2.00g
View Answer & Discuss (17) JAMB 2019
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49

Which important nitrogen-containing compound is produced in Haber's process?

  • A. NH\(_3\)
  • B. NO\(_2\)
  • C. NO
  • D. HNO\(_3\)
View Answer & Discuss JAMB 2019
50

Elements in the periodic table are arranged in the order of their

  • A. atomic numbers
  • B. metallic character
  • C. mass number
  • D. relative atomic mass
View Answer & Discuss JAMB 2019
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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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