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Chemistry Past Questions

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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
1

Coffee stains can best be removed by?

  • A. Kerosine
  • B. turpentine
  • C. a solution of borax in water
  • D. ammonia solution
View Answer & Discuss (18) JAMB 2010
2

The IUPAC nomenclature of the compound above is?

  • A. 4 - ethyloctane
  • B. 5 - ethyloctane
  • C. 5 - propylheptane
  • D. 3 - propylheptane
View Answer & Discuss (40) JAMB 2010
3

Which of the following organic compounds is very soluble in water?

  • A. CH3COOH
  • B. C2H2
  • C. C2H4
  • D. CH3COOC2H5
View Answer & Discuss (6) JAMB 2010
NECO offline past questions - All questions, answers & explanations in one app 25712
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
4

Benzene reacts with hydrogen in the presence of nickel catalyst at 180ºC to give?

  • A. xylene
  • B. toluene
  • C. cyclopentane
  • D. cyclohexane
View Answer & Discuss (1) JAMB 2010
5

Which of the following is used to hasten the ripening of fruit?

  • A. Ethene
  • B. Ethanol
  • C. Ethyne
  • D. Ethane
View Answer & Discuss (10) JAMB 2010
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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
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