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1

Which of the following is used in rocket fuels?

  • A. HNO3
  • B. CH3COOH
  • C. H2SO4
  • D. HCl
View Answer & Discuss (11) JAMB 2010
2

The residual solids from the fractional distillation of petroleum are used as?

  • A. coatings of pipes
  • B. raw materials for the cracking process
  • C. fuel for the driving tractors
  • D. fuel for jet engines
View Answer & Discuss (2) JAMB 2010
3

Which of the following is used as fuel in miners' lamp?

  • A. Ethanal
  • B. Ethyne
  • C. Ethene
  • D. Ethane
View Answer & Discuss JAMB 2010
WAEC offline past questions - with all answers and explanations in one app - Download for free
Download WAEC May/June App - Get all past questions and answers, 100% offline - 43208
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
4

Which of the following is used as an 'anti-knock' in automobile engines?

  • A. Tetramethyl silane
  • B. Lead tetra-ethyl
  • C. Glycerol
  • D. n-heptane
View Answer & Discuss (3) JAMB 1986
5

A spot of oil paint on a shirt can best be removed using?

  • A. brine
  • B. detergent
  • C. kerosine
  • D. warm water
View Answer & Discuss (6) WAEC 2012
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Download WAEC May/June App - Get all past questions and answers, 100% offline - 43208
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC offline past questions - with all answers and explanations in one app - Download for free