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Chemistry Past Questions

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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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
1

In titration involving sodium hydroxide and dilute hydrochloric acid, where would you place the base?

  • A. in the beaker
  • B. in the conical flask
  • C. in a burette
  • D. in the standard flask
  • E. in the measuring cylinder
View Answer & Discuss (12) JAMB 1978
2

Three drops of a 1.0 mol dm-3 solution of NaOH are added to 20 cm3 of a solution of pH 8.4. The pH of the resulting solution will?

  • A. Close to that of pure water
  • B. Unaltered
  • C. Greater than 8.4
  • D. Less than 8.4
View Answer & Discuss (24) JAMB 2002
3

Hydrogen can be displaced from a hot alkaline solution by?

  • A. Fe
  • B. Cu
  • C. Ca
  • D. Sn
View Answer & Discuss (24) JAMB 2003
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
Download WAEC May/June App - Get all past questions and answers, 100% offline - 43208
4

The salt formed from strong acid and a strong base is?

  • A. complex
  • B. neutral
  • C. basic
  • D. acidic
View Answer & Discuss (5) JAMB 2007
5

Insoluble salts can be prepared by?

  • A. titrating an alkali against an appropriate acid
  • B. reacting an acid with trioxocarbonate (IV) salt
  • C. directing combination of the elements which make up the salt
  • D. mixing two soluble compounds containing the metallic radical and the acidic radical
View Answer & Discuss (13) JAMB 2008
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