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Chemistry WAEC Past Questions

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986
A metal that is widely used in the manufacture of paints and overhead electric cables is
  • A. aluminium
  • B. copper
  • C. iron
  • D. lead
View Answer & Discuss (5) WAEC 2012
987
Brass is a mixture of
  • A. Cu and Sn
  • B. Cu and Zn
  • C. Cu and Mg
  • D. Cu and Pb
View Answer & Discuss (4) WAEC 2012
988

Which of the following substances is mainly responsible for the depletion of the ozone layer?

  • A. Oxgyen
  • B. Chlorofluorocarbon
  • C. Carbon (ll) oxide
  • D. Nitrogen (ll) oxide
View Answer & Discuss (5) WAEC 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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989
The shape of CH4 is
  • A. linear
  • B. planar
  • C. pyramidal
  • D. tetrahedral
View Answer & Discuss (1) WAEC 2014
990

The crystal layers in graphite are held together by

  • A. covalent bond
  • B. electrostatic forces
  • C. ionic bond
  • D. van der Waal's forces
View Answer & Discuss (8) WAEC 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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