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

Chemistry 2015 JAMB 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
WAEC and NECO CBT Software for Computers and Laptops - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
36
A compound contains 40.0% carbon, 6.7% hydrogen and 53.3% oxygen. If the molar mass of the compound is 180, Find the molecular formula [H = 1, C = 12, O = 16)
  • A. CH2O
  • B. C3H6O3
  • C. C6H12O6
  • D. C6H12O3
View Answer & Discuss (8) JAMB 2015
37

An oxidation state of Cr in K2Cr2O7

  • A. 7
  • B. 6
  • C. 5
  • D. 4
View Answer & Discuss (13) JAMB 2015
38

The elements that belong to the third period of periodic table are

  • A. Li, Be, Al and D
  • B. Na, P, O and Cl
  • C. B, C, N, and O
  • D. Na, Mg, S and Ar
View Answer & Discuss (12) JAMB 2015
Post UTME Past Questions Agent
Your School's Whatsapp Group - Join Us now
WAEC and NECO CBT Software for Computers and Laptops - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
39

When sugar is dissolve in tea, the reaction is accomplished by?

  • A. positive change
  • B. negative entropy change
  • C. no entropy change
  • D. a minimum entropy change
View Answer & Discuss (35) JAMB 2015
40
NH3(g) + HCl(s) → NH 4Cl (s)

The entropy change in the system above is
  • A. positive
  • B. zero
  • C. negative
  • D. intermediate
View Answer & Discuss (5) JAMB 2015
Start a Free Practice Test
 
Post UTME Past Questions Agent
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