Post UTME Past Questions Agent
Your School's Whatsapp Group - Join Us now

Chemistry WAEC Past Questions

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

Post UTME Past Questions Agent
WAEC and NECO CBT App for Mobile Devices - 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
1016

Which of the following factors would affect the equilibrium constant?

  • A. Concentration
  • B. Temperature
  • C. Pressure
  • D. Volume
View Answer & Discuss (9) WAEC 2014
1017
Consider the reaction represented by the following equation: N2(g) + 3H2(g) ⇌ 2NH3(g); ∆Hϴ = -xkJ mol-1. Which of the following conditions would increase the yield of NH3?
  • A. Addition of iron catalyst
  • B. Increase in the temperature of the system
  • C. Increase in the volume occupied by reactants
  • D. Increase in the total pressure of the system
View Answer & Discuss (5) WAEC 2014
1018
The reaction that occurs all the anode when CuSO4(aq) is electrolyzed using carbon electrode is
  • A. 2H - (aq) + 2e → H 2(g)
  • B. Cu2+ (aq) + 2e → Cu (s)
  • C. 4OH (aq) -4e → 2H2O(l) + O2 (g)
  • D. SO4(aq)2 -2e → SO 2(g) + O2(g)
View Answer & Discuss (5) WAEC 2014
Post UTME Past Questions Agent
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
1019
Reduction is the process of
  • A. loss of electron
  • B. loss of hydrogen
  • C. loss of oxygen
  • D. addition of electronegative elements
View Answer & Discuss WAEC 2014
1020
Ethene molecules can be added to one another to form a long chain compound called a
  • A. dimer
  • B. monomer
  • C. polymer
  • D. trimer
View Answer & Discuss (1) WAEC 2014
Start a Free Practice Test
 
WAEC and NECO CBT App for Mobile Devices - 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
Your School's Whatsapp Group - Join Us now
Post UTME Past Questions Agent