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

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 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
Post UTME Past Questions Agent
326

When sulphur (IV) oxide is passed into a solution of sodium hydroxide for a long time, it eventually produces a solution of

  • A. NaHSO4
  • B. Na2SO3
  • C. NaHSO3
  • D. Na2SO4
View Answer & Discuss (30) JAMB 2005
327

What is the correct IUPAC name for NO\(_{2} ^{-}\)?

  • A. Dioxonitrate (IV) ion
  • B. Trioxonitrate (III) ion
  • C. Trioxonitrate (IV) ion
  • D. Dioxonitrate (III) ion
View Answer & Discuss (24) JAMB 2005
328

What will happen if an aluminium spoon is used to stir a solution of iron (II) trioxonitrates (V)?

  • A. The spoon will be oxidized while the iron (II) ions will be reduced to the metal
  • B. The spoon will increase in size
  • C. The spoon will be reduced while the iron (II) ions will be oxidized
  • D. The spoon will be reduced
View Answer & Discuss (11) JAMB 2005
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
WAEC and NECO CBT Software for Computers and Laptops - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
329

The enzymes responsible for converting sucrose into two simple isomeric sugars is

  • A. maltase
  • B. amylase
  • C. invertase
  • D. lactase
View Answer & Discuss (9) JAMB 2005
330

The decolourization of purple colour of tetraoxomanganate (VII) ion is a test for

  • A. alkenes
  • B. alkanols
  • C. alkanals
  • D. alkanes
View Answer & Discuss (7) JAMB 2005
Start a Free Practice Test
 
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 Agent
WAEC and NECO CBT App for Mobile Devices - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now