WAEC and NECO CBT Software for Computers and Laptops - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts

Chemistry Past Questions

Clear Selections
Change Subject Post a Question Check Syllabus Study My Bookmarks Past Questions Videos Watch Video Lessons Download App

WAEC and NECO CBT Software for Computers and Laptops - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
Your School's Whatsapp Group - Join Us now
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
4121

An organic compound which liberate carbon(iv)oxide from trioxocarbonate(iv) solution is likely to be?

  • A. C\(_2\)H\(_5\)OH
  • B. C\(_3\)H\(_4\)
  • C. C\(_6\)H\(_6\)
  • D. CH\(_3\)COOH
View Answer & Discuss (7) JAMB 2022
4122

Addition of sodium chloride to water to form a solution would  lead to?

  • A. increase in freezing point and increase the boiling point
  • B. increase in freezing point and decrease the boiling point
  • C. decrease in freezing point and decrease the boiling point
  • D. decrease in freezing point and increase the boiling point
View Answer & Discuss (8) JAMB 2022
4123

A chemical widely used as a fertilizer is?

  • A. galena
  • B. bauxite
  • C. emerald
  • D. nitrochalk
View Answer & Discuss (6) JAMB 2022
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC and NECO CBT App for Mobile Devices - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
WAEC and NECO CBT Software for Computers and Laptops - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
4124

On the basis of the electrochemical series, which of these ions will show the greater tendency to be discharged at the cathode in an electrolytic cell

  • A. cu\(^{2+}\)
  • B. sn\(^{2+}\)
  • C. fe\(^{2+}\)
  • D. zn\(^{2+}\)
View Answer & Discuss (13) JAMB 2022
4125

Addition of charcoal to the filter bed of sand during water treatment for township supply is to?

  • A. prevent goiter
  • B. prevent tooth decay
  • C. remove odour
  • D. kill germs
View Answer & Discuss (5) JAMB 2022
Start a Free Practice Test
 
Your School's Whatsapp Group - Join Us now
Post UTME Past Questions Agent
WAEC and NECO CBT Software for Computers and Laptops - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts