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Chemistry 2014 JAMB Past Questions

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41

The process of converting linear alkanes to branched chain and cyclic hydrocarbons by heating in the presence of a catalyst to improve the quality of petrol is referred to as

  • A. refining
  • B. cracking
  • C. reforming
  • D. blending
View Answer & Discuss (12) JAMB 2014
42
The petroleum fraction that is used in heating furnaces in industries is
  • A. diesel oil
  • B. gasoline
  • C. kerosene
  • D. lubricating oil
View Answer & Discuss (1) JAMB 2014
43

The IUPAC nomenclature of the compound above is

  • A. 2-bromo-3-chlorobutanol
  • B. 3-bromo-2-chlorobutanol
  • C. 3-chloro-2-bromobutanol
  • D. 2-chloro-3-bromobutanol
View Answer & Discuss (40) JAMB 2014
WAEC offline past questions - with all answers and explanations in one app - Download for free
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
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44

In the diagram, the function of the concentrated H2SO4 is to?

 

 

 

 

 

 

  • A. purify the gas
  • B. dry the gas
  • C. liquefty the gas
  • D. remove odour
View Answer & Discuss (3) JAMB 2014
45
Z in diagram above represents
  • A. heat of reaction
  • B. activation energy
  • C. free energy
  • D. entropy of reaction
View Answer & Discuss (2) JAMB 2014
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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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WAEC offline past questions - with all answers and explanations in one app - Download for free
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709