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Chemistry 2017 JAMB Past Questions

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16
A sample of orange juice is found to have a PH of 3.80. What is the concentration of the hydroxide ion in the juice?
  • A. 1.6 \(\times\) 10-4
  • B. 6.3 \(\times\) 10-11
  • C. 6.3 \(\times\) 10-4
  • D. 1.6 \(\times\) 10-11
View Answer & Discuss (7) JAMB 2017
17

Incomplete oxidation of ethanol yields

  • A. CH3COOH
  • B. CH3COCH3
  • C. CH3CH2OCH2CH3
  • D. CH3CHO
View Answer & Discuss (2) JAMB 2017
18
The salt formed from a weak acid and a strong base hydrolyzes in water to form
  • A. A saturated solution
  • B. an acidic solution
  • C. a buffer solution
  • D. an alkaline solution
View Answer & Discuss JAMB 2017
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19
The ideal gas laws and equations are true for all gases at
  • A. low pressures and lower temperatures
  • B. low temperatures and high pressures
  • C. high pressures and high temperatures
  • D. low pressure and high temperatures
View Answer & Discuss (1) JAMB 2017
20
When ΔH is negative, a reaction is said to be
  • A. endothermic
  • B. exothermic
  • C. reversible
  • D. ionic
View Answer & Discuss (3) JAMB 2017
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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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