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1476
A hydrocarbon has an empirical formula CH and a vapour density of 39. Determine its molecular formula.

[C = 12, H = 1]
  • A. C2H6
  • B. C3H8
  • C. C3H4
  • D. C6H6
View Answer & Discuss JAMB 2014
1477

Polystyrene is widely used as packaging materials for fragile objects during transportation because of its

  • A. lightness
  • B. low density
  • C. high density
  • D. high compressibility
View Answer & Discuss (7) JAMB 2014
1478

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 (14) JAMB 2014
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1479
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
1480
X is a crystalline salt of sodium solution of X in water turns litmus red and produces a gas which turns lime water milky when added to sodium carbonate. With barium chloride solution, X gives hydrochloric acid. X is
  • A. Na 2CO 3
  • B. NaHCO 3
  • C. NaHSO 4
  • D. Na 2SO 4
View Answer & Discuss (15) JAMB 1983
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