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Chemistry 2020 WAEC Past Questions

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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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16

A factor that is considered most important when siting a chemical industry is?

  • A. nearness to other industrial establishments
  • B. nearness to raw materials
  • C. favourable climate conditions
  • D. availability of storage facilities
View Answer & Discuss (1) WAEC 2020
17

The boiling point of pentane is higher than that of propane because?

  • A. carbon-carbon single bonds are stronger than carbon-hydrogen bonds.
  • B. Pentane has more covalent bonds to break
  • C. Pentane does not burn easily as propane
  • D. The intermolecular forces in pentane are stronger than those of propane
View Answer & Discuss (1) WAEC 2020
18

Which of the following solids would not decompose on heating?

  • A. Ammonium chloride
  • B. Lead (i) trioxonitrate (V)
  • C. Potassium trioxocarbonate (IV)
  • D. Sodium hydrogen trioxocarbonate (IV)
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19

The following molecules have double covalent bonds between two atoms except?

  • A. oxygen
  • B. carbon (IV)oxide
  • C. ethene
  • D. water
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20

The type of isomerism exhibited by cis and trans isomers is?

  • A. positional
  • B. geometrical
  • C. functional
  • D. optical
View Answer & Discuss WAEC 2020
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts