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501

Reduction of alkanones with LialH4 produces

  • A. primary alkanols
  • B. secondary alkanols
  • C. tertiary alkanols
  • D. polyhydric alkanols
View Answer & Discuss (4) JAMB 2008
502

The product obtained when a mixture of benzene vapour and hydrogen are passed over nickel catalyst at 180ºC is

  • A. cyclohexane
  • B. cyclopentane
  • C. n- hexane
  • D. n - pentane
View Answer & Discuss (2) JAMB 2008
503

Polyvinyl chloride is used in the production of

  • A. glass
  • B. alloy
  • C. pipes
  • D. ceramics
View Answer & Discuss (2) JAMB 2008
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504

Detergents are manufactured with straight hydrocarbon chains so as to make them

  • A. soluble
  • B. biodegradable
  • C. cheaper
  • D. foamy
View Answer & Discuss (6) JAMB 2008
505

A mixture of sugar and sulphur can be separated by?

  • A. dissolution in water, evapouration and filtration
  • B. filtration, evaporation and dissolution in water
  • C. dissolution in water, filtration and evaporation
  • D. evaporation, dissolution in water and filtration
View Answer & Discuss (11) JAMB 2009
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