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Chemistry Past Questions

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3181
An isomer of C5H12 is
  • A. 2–ethyl butane
  • B. butane
  • C. 2–methyl butane
  • D. 2–methyl propane
View Answer & Discuss (2) JAMB 2017
3182

When few drops of concentrated trioxonitrate(V) acid is added to an unknown sample and wanned an intense yellow colouration is observed. The likely functional group present in the sample is

  • A. NH2RCHCOOH
  • B. CHO
  • C. CO
  • D. CNH2
View Answer & Discuss (2) JAMB 2017
3183
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 (21) JAMB 2017
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3184

Incomplete oxidation of ethanol yields

  • A. CH3COOH
  • B. CH3COCH3
  • C. CH3CH2OCH2CH3
  • D. CH3CHO
View Answer & Discuss (2) JAMB 2017
3185
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 (2) 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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